MCQ Questions

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 5 Data Handling with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have provided Data Handling Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. https://mcqquestions.guru/mcq-questions-for-class-8-maths-chapter-5/

Students can also refer to NCERT Solutions for Class 8 Maths Chapter 5 Data Handling for better exam preparation and score more marks.

Data Handling Class 8 MCQs Questions with Answers

I. Observe the following bar graph carefully and answer the following questions :

Class 8 Maths Chapter 5 MCQ Question 1.
On which item has the maximum expenditure been done ?
(a) Conveyance
(b) Rent
(c) Fee
(d) Servant’s salary.

Answer

Answer: (a)
Hint:
The height of the bar corresponding to conveyance is the maximum.

---

Data Handling Class 8 MCQ Questions Question 2.
On which item has the minimum expenditure been done ?
(a) Servant’s salary
(b) Food
(c) Rent
(d) Conveyance.

Answer

Answer: (a)
Hint:
The height of the bar corresponding to servant’s salary is minimum.

---

Data Handling Class 8 MCQ Question 3.
What is the expenditure done on food ?
(a) Rs 1000
(b) Rs 2000
(c) Rs 3000
(d) Rs 5000.

Answer

Answer: (d)
Hint:
Expenditure done on food = 5 × 1000
= Rs 5000.

---

MCQ On Data Handling For Class 8 Question 4.
What is the difference of expenditures done on conveyance and rent ?
(a) Rs 1000
(b) Rs 2000
(c) Rs 3000
(d) Rs 4000.

Answer

Answer: (b)
Hint:
Expenditure done on conveyance
= 6 × 1000 = Rs 6000
Expenditure done on rent = 4 × 1000
= Rs 4000
∴ Difference = Rs 6000 – Rs 4000
= Rs 2000.

---

MCQ Questions For Class 8 Maths Chapter 5 Question 5.
Rs 5000 is the expenditure done on
(a) rent
(b) food
(c) fee
(d) recreation.

Answer

Answer: (b)
Hint:
\(\frac{5000}{1000}\) = 5 cm is the height of the bar corresponding to food.

---

Class 8 Maths Ch 5 MCQ Question 6.
Rs 6000 is the expenditure done on
(a) fee
(b) rent
(c) conveyance
(d) food.

Answer

Answer: (c)
Hint:
\(\frac{6000}{1000}\) = 6 cm is the height of the bar corresponding to conveyance.

---

MCQ Of Data Handling Class 8 Question 7.
How much expenditure has been done in all ?
(a) Rs 21000
(b) Rs 18000
(c) Rs 15000
(d) Rs 20000.

Answer

Answer: (a)
Hint:
Total expenditure
= (1 + 6 + 4 + 5 + 2 + 3) × 1000 = Rs 21000

---

II. Observe the following bar graph carefully and answer the following questions :

Data Handling MCQ Class 8 Question 8.
Of which subject are there the maximum books ?
(a) Hindi
(b) English
(c) Maths
(d) Science.

Answer

Answer: (a)
Hint:
The height of the bar corresponding to Hindi is maximum.

---

Ncert Class 8 Maths Chapter 5 MCQ Questions Question 9.
How many books are there of the subject whose books are maximum ?
(a) 100
(b) 200
(c) 300
(d) 400.

Answer

Answer: (d)
Hint:
Hindi → 400.

---

Ch 5 Maths Class 8 MCQ Question 10.
Of which subject are there the minimum books ?
(a) Social Science
(b) Hindi
(c) English
(d) Science.

Answer

Answer: (a)
Hint:
The height of the bar corresponding to Social Science is minimum.

---

Class 8 Data Handling MCQ Question 11.
How many books are there of the subject whose books are minimum ?
(a) 100
(b) 200
(c) 300
(d) 400.

Answer

Answer: (c)
Hint:
Social Science → 100.

---

Class 8 Chapter 5 Maths MCQ Question 12.
Which two subjects have the same number of books ?
(a) Maths and Hindi
(b) Hindi and English
(c) English and Science
(d) Science and Social Science.

Answer

Answer: (c)
Hint:
English → 200
Science → 200

---

MCQ Class 8 Maths Chapter 5 Question 13.
300 books are of the subject
(a) Maths
(b) English
(c) Hindi
(d) Science.

Answer

Answer: (a)
Hint:
300 → Maths.

---

Class 8 Math Chapter 5 MCQ Question 14.
The difference of the number of books of English and Science is
(a) 200
(b) 100
(c) 400
(d) 0.

Answer

Answer: (d)
Hint:
200 – 200 = 0.

---

Question 15.
The difference of the number of books of Hindi and Social Science is
(a) 200
(b) 300
(c) 400
(d) 100.

Answer

Answer: (b)
Hint:
400 – 100 = 300.

---

Question 16.
The total number of books is
(a) 1200
(b) 1400
(c) 1600
(d) 1800.

Answer

Answer: (a)
Hint:
300 + 400 + 200 + 200 + 100 = 1200.

---

Question 17.
The total of the number of books of English and Science is
(a) 200
(b) 100
(c) 400
(d) 0.

Answer

Answer: (c)
Hint:
200 + 200 = 400.

---

III. Study the following frequency distribution table and answer the questions given below :

Question 18.
What is the size of the class intervals ?
(a) 5
(b) 10
(c) 15
(d) 20.

Answer

Answer: (a)
Hint:
Size = 20 – 15 = 5.

---

Question 19.
Which class has the highest frequency ?
(a) 15-20
(b)20-25
(c) 25-30
(d) 35-40.

Answer

Answer: (c)
Hint:
Highest frequency = 42 → 25 – 30.

---

Question 20.
Which class has the lowest frequency ?
(a) 35-40
(b)30-35
(c) 15-20
(d) 25-30.

Answer

Answer: (a)
Hint:
Lowest frequency = 6 → 35 – 40.

---

Question 21.
Which two classes have the same frequency ?
(а) 15-20 and 35-40
(b) 20-25 and 30-35
(c) 15-20 and 30-35
(d) 20-25 and 25-30.

Answer

Answer: (b)
Hint:
Frequency of class 20-25 = Frequency of class 30-35 = 20.

---

Question 22.
What is the upper limit of the class interval 25-30 ?
(a) 20
(b)25
(c) 30
(d) 35.

Answer

Answer: (c)

---

Question 23.
What is the lower limit of the class interval 35-40 ?
(a) 20
(b) 25
(c) 30
(d) 35.

Answer

Answer: (d)

---

Question 24.
The difference between the frequencies of the class intervals 20-25 and 30-35 is
(a) 0
(b) 10
(c) 20
(d) 5.

Answer

Answer: (a)
Hint:
Frequency of class 20-25 = 20.
Frequency of class 30-35 = 20
∴ Difference = 20-20 = 0.

---

IV. Study the following frequency distribution table and answer the questions given below :

Question 25.
The upper limit of the fourth class is
(a) 430
(b) 395
(c) 465
(d) 500.

Answer

Answer: (a)
Hint:
Size = 325 – 290 = 35.

---

Question 26.
The lower limit of the sixth class is
(a) 395
(b) 430
(c) 465
(d) 360.

Answer

Answer: (c)
Hint:
Sixth class is 465 – 500.

---

Question 27.
The size of the class intervals is
(a) 25
(b) 30
(c) 40
(d) 35.

Answer

Answer: (d)
Hint:
Fourth class is 395-430.

---

Question 28.
The frequency of the third class is
(a) 5
(b) 4
(c) 2
(d) 7.

Answer

Answer: (b)
Hint:
Third class is 360 – 395.

---

Question 29.
The number of workers getting daily wages 395-430 (in ?) is
(a) 4
(b) 5
(c) 6
(d) 7.

Answer

Answer: (c)
Hint:
Frequency of class 395 – 430 is 6.

---

Question 30.
Which two classes have the same frequency ?
(a) 290-325 and 465-500
(b) 290-325 and 325-360
(c) 430-465 and 465-500
(d) 325-360 and 360-395.

Answer

Answer: (a)
Hint:
Frequency of class 290-325
= Frequency of class 465-500 = 5.

---

Question 31.
The class with highest frequency is
(a) 430-465
(b) 465-500
(c) 395-430
(d) 290-325.

Answer

Answer: (a)
Hint:
Highest frequency = 7 → 430-465.

---

Question 32.
The class with lowest frequency is
(a) 325-360
(b) 360-395
(c) 465-500
(d) 395-430.

Answer

Answer: (a)
Hint:
Lowest frequency = 2 → 325-360.

---

Question 33.
The number of workers getting wages ? 395 and above is
(a) 18
(b) 24
(c) 12
(d) 28.

Answer

Answer: (a)
Hint:
Required number = 6 + 7 + 5 = 18.

---

Question 34.
The number of workers getting wages below ? 360 is
(a) 7
(b) 6
(c) 5
(d) 4.

Answer

Answer: (a)
Hint:
Required number = 5 + 2 = 7.

---

Question 35.
The total number of workers is
(a) 29
(b) 22
(c) 28
(d) 21.

Answer

Answer: (a)
Hint:
Required number = 5 + 2 + 4 + 6 + 7 + 5
= 29.

---

V. Observe the histogram and answer the questions given below :

Question 36.
Which group contains maximum players ?
(a) 20-30
(b) 30-40
(c) 40-50
(d) 70-80.

Answer

Answer: (b)
Hint:
Maximum frequency = 16 → 30-40.

---

Question 37.
Which group has minimum players ?
(a) 20-30
(b) 50-60
(c) 60-70
(d) 30-40.

Answer

Answer: (a)
Hint:
Minimum frequency = 2 → 20-30.

---

Question 38.
Which two groups have the same number of players ?
(a) 30-40 and 40-50
(b) 20-30 and 30-40
(c) 40-50 and 70-80
(d) 80-90 and 90-100.

Answer

Answer: (c)
Hint:
Frequency of group 40-50 = 14
= Frequency of group 70-80.

---

Question 39.
How many players make runs 80 and above ?
(a) 2
(b) 8
(c) 10
(d) 18.

Answer

Answer: (d)
Hint:
Required number = 8 + 10 = 18.

---

Question 40.
How many players make runs less than 40?
(a) 8
(b) 2
(c) 18
(d) 10.

Answer

Answer: (c)
Hint:
Required number = 2 + 16 = 18.

---

Question 41.
How many players make runs 50 to less than 60 ?
(a) 1
(b) 2
(c) 3
(d) 4

Answer

Answer: (d)
Hint:
Required number
= Frequency of group 50-60 = 4.

---

Question 42.
The total number of players making runs 20 and more is
(a) 74
(b) 64
(c) 84
(d) 54.

Answer

Answer: (a)
Hint:
Required number
= 2 + 16 + 14 + 4 + 6 + 14 + 8 + 10 = 74.

---

VI. Observe the histogram and answer the questions given below :

Question 43.
The total number of students is
(a) 10
(b) 20
(c) 25
(d) 30.

Answer

Answer: (d)
Hint:
Total number of students
= 7 + 8 + 4 + 9 + 2 = 30.

---

Question 44.
Which groups contain the maximum number of students ?
(a) 2-4
(b) 4-6
(c) 6-8
(d) 8-10.

Answer

Answer: (c)
Hint:
Maximum number of students
= 9 → 6 – 8.

---

Question 45.
Which group contains the minimum number of students ?
(a) 0-2
(b) 2-4
(c) 6-8
(d) 8-10.

Answer

Answer: (d)
Hint:
Minimum number of students
= 2 → 8 -10.

---

Question 46.
The number of students getting marks 6 and above is
(a) 11
(b) 10
(c) 12
(d) 9.

Answer

Answer: (a)
Hint:
Required number = 9 + 2 = 11.

---

Question 47.
The number of students getting marks 4 to less than 6 is
(a) 2
(b) 4
(c) 6
(d) 8.

Answer

Answer: (b)
Hint:
Required number
= Frequency of class (4 – 6) = 4.

---

Question 48.
The number of students getting marks less than 4 is
(a) 10
(b) 15
(c) 7
(d) 8

Answer

Answer: (b)
Hint:
Required number = 7 + 8 = 15.

---

Question 49.
The number of students getting marks in the groups 4-6 or 8-10 is
(a) 2
(b) 4
(c) 6
(d) 8.

Answer

Answer: (c)
Hint:
Required number = 4 + 2 = 6.

---

Question 50.
The number of students getting marks 6-8 is greater than the number of students getting marks 2-4 by
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (a)
Hint:
Required difference = 9 – 8 = 1.

---

VII. Observe the pie chart given below and answer the following questions:

Question 51.
The central angle for sector A is
(a) 108°
(b) 144°
(c) 72°
(d) 150°.

Answer

Answer: (a)
Hint:
Central angle for sector A
= \(\frac{30}{100}\) × 360° = 108°.

---

Question 52.
The central angle for sector B is
(a) 108°
(b) 144°
(c) 72°
(d) 120°.

Answer

Answer: (b)
Hint:
Central angle for sector B
= \(\frac{40}{100}\) × 360° = 144°.

---

Question 53.
Which sector has the greatest angle ?
(a) A
(b) B
(c) C
(d) None of these.

Answer

Answer: (b)
Hint:
Greatest percentage = 40% → B.

---

Question 54.
What is the difference between the central angles for sector B and sector C ?
(a) 36°
(b) 72°
(c) 9°
(d) 81°.

Answer

Answer: (a)
Hint:
144° – 108° = 36°.

---

VII. Observe the pie chart and answer the following questions :

Question 55.
Which two colours have the same central angles ?
(a) Red, yellow
(b) Red, green
(c) Yellow, green
(d) Blue, red.

Answer

Answer: (a)
Hint:
Red → 45%
Yellow → 45%.

---

Question 56.
Which colour has the greatest central angle ?
(a) Red
(b) Yellow
(c) Green
(d)Blue.

Answer

Answer: (d)
Hint:
Blue → 180°.

---

Question 57.
The proportion of sector for red is
(a) \(\frac{1}{2}\)
(b) \(\frac{1}{4}\)
(c) \(\frac{1}{8}\)
(d) \(\frac{1}{3}\)

Answer

Answer: (c)
Hint:
\(\frac{45°}{360°}\) = \(\frac{1}{8}\)

---

Question 58.
The difference of the central angles for green and blue is
(a) 45°
(b) 90°
(c) 180°
(d) 22\(\frac{1°}{2}\)

Answer

Answer: (b)
Hint:
Central angle for blue = 180°
Central angle for green = 90°
∴ Difference = 180° – 90° = 90°.

---

Question 59.
A child has a block in the shape of a cube with one letter written on each face as shown below:

The cube is thrown once. What is the probability of getting A ?
(a) \(\frac{1}{3}\)
(b) \(\frac{1}{6}\)
(c) \(\frac{1}{2}\)
(d) \(\frac{1}{4}\)

Answer

Answer: (a)
Hint:
Probability = \(\frac{2}{6}\) = \(\frac{1}{3}\)

---

Question 60.
A die is thrown. What is the probability of getting an even prime number ?
(a) \(\frac{1}{6}\)
(b) \(\frac{1}{4}\)
(c) \(\frac{1}{3}\)
(d) \(\frac{1}{2}\)

Answer

Answer: (a)
Hint:
Even prime number = 2
∴ Probability = \(\frac{1}{6}\)

---

We hope the given NCERT MCQ Questions for Class 8 Maths Chapter 5 Data Handling with Answers Pdf free download will help you. If you have any queries regarding Data Handling CBSE Class 8 Maths MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 4 Practical Geometry with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have provided Practical Geometry Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. https://mcqquestions.guru/mcq-questions-for-class-8-maths-chapter-4/

Students can also refer to NCERT Solutions for Class 8 Maths Chapter 4 Practical Geometry for better exam preparation and score more marks.

Practical Geometry Class 8 MCQs Questions with Answers

Practical Geometry Class 8 MCQ Question 1.
How many sides does decagon has?
(a) 8
(b) 10
(c) 6
(d) 12

Answer

Answer: (b) 10

---

Class 8 Maths Chapter 4 MCQ Question 2.
How many measurements can determine a quadrilateral uniquely?
(a) 2
(b) 3
(c) 4
(d) 5

Answer

Answer: (d) 5

---

MCQ Questions For Class 8 Maths Chapter 4 Question 3.
The diagonals of a square are ______________ each other
(a) equal to
(b) unequal to
(c) perpendicular bisectors of
(d) none of these

Answer

Answer: (c) perpendicular bisectors of

---

Class 8 Maths Ch 4 MCQ Question 4.
The opposite angles of a parallelogram are ______________ .
(a) Unequal
(b) equal
(c) complementary
(d) supplementary

Answer

Answer: (b) equal

---

Class 8 Math Chapter 4 MCQ Question 5.
What is the sum of the measures of angles of a convex quadrilaterals?
(a) 180°
(b) 90°
(c) 360°
(d) 45°

Answer

Answer: (c) 360°

---

MCQ On Practical Geometry Class 8 Question 6.
How many diagonals does a regular Hexagon has ?
(a) 2
(b) 9
(c) 3
(d) 5

Answer

Answer: (b) 9

---

Maths Class 8 Chapter 4 MCQ Question 7.
How many sides does a heptagon have ?
(a) 2
(b) 4
(c) 7
(d) 5

Answer

Answer: (c) 7

---

Class 8 Maths Chapter 4 MCQ Online Test Question 8.
Minimum possible interior angle in a regular polygon is ______________.
(a) 70°
(b) 60°
(c) 90°
(d) 120°

Answer

Answer: (b) 60°

---

Class 8 Chapter 4 Maths MCQ Question 9.
The diagonals of a square bisect each other at ______________ angle.
(a) acute
(b) right
(c) obtuse
(d) reflex

Answer

Answer: (b) right

---

MCQ Class 8 Maths Chapter 4 Question 10.
the diagonals of a rhombus bisect each other at ______________ angles.
(a) acute
(b) right
(c) obtuse
(d) reflex

Answer

Answer: (b) right

---

Ncert Class 8 Maths Chapter 4 MCQ Questions Question 11.
A parallelogram each of whose angles measures 90° is ______________.
(a) rectangle
(b) rhombus
(c) kite
(d) trapezium

Answer

Answer: (a) rectangle

---

Ncert Class 8 Maths Chapter 4 MCQ Question 12.
The value of x in the following figure is

(a) 100°
(b) 90°
(c) 108°
(d) 120°

Answer

Answer: (c) 108°

---

MCQ Of Practical Geometry Class 8 Question 13.
The value of (x) in the following figure is

(a) 120°
(b) 80°
(c) 100°
(d) 60°

Answer

Answer: (d) 60°

---

Class 8 Ch 4 Maths MCQ Question 14.
Which of the following polygons is convex polygon?

Answer

Answer: (c)

---

Chapter 4 Maths Class 8 MCQ Question 15.
The number of sides in a regular polygon is 15 , then measure of each exterior angle is
(a) 24°
(b) 36°
(c) 20°
(d) 18°

Answer

Answer: (a) 24°

---

Chapter 4 Class 8 Maths MCQ Question 16.
The angle sum of all interior angles of a convex polygon of sides 7 is
(a) 180°
(b) 540°
(c) 630°
(d) 900°

Answer

Answer: (d) 900°

---

Question 17.
Maximum number of right angles in a right angled triangle are
(a) 2
(b) 1
(c) 3
(d) 0

Answer

Answer: (b) 1

---

Question 18.
All the angles of a regular polygon are of ______________.
(a) 90°
(b) 60°
(c) equal measure
(d) equal length

Answer

Answer: (c) equal measure

---

Question 19.
Polygons that have any portions of their diagonals in their exteriors are called
(a) Squares
(b) triangles
(c) convex
(d) concave

Answer

Answer: (d) concave

---

Question 20.
A polygon with minimum number of sides is
(a) Pentagon
(b) Square
(c) triangle
(d) angle

Answer

Answer: (c) triangle

---

Question 21.
How many measurements are required to construct a quadrilateral, uniquely?
(a) Four
(b) Five
(c) Six
(d) Three

Answer

Answer: (b) Five

---

Question 22.
To construct a quadrilateral, we need to know two diagonals and _____ sides.
(a) One
(b) Two
(c) Three
(d) All four sides

Answer

Answer: (c) Three

---

Question 23.
If two diagonals and three sides are given, then:
(a) A quadrilateral cannot be constructed
(b) A quadrilateral can be constructed
(c) Insufficient information
(d) Any polygon can be constructed

Answer

Answer: (b) A quadrilateral can be constructed

---

Question 24.
If two diagonals are given, then we can construct a:
(a) Rhombus
(b) Rectangle
(c) Kite
(d) Parallelogram

Answer

Answer: (a) Rhombus
Hint:
The two diagonals of a rhombus bisect each other at 90 degrees.

---

Question 25.
To construct a parallelogram we need to know:
(a) Length of its parallel sides
(b) Measure of interior angles
(c) Two adjacent sides and one angle
(d) Two adjacent sides and two angles

Answer

Answer: (c) Two adjacent sides and one angle
Hint:
Parallelogram has its parallel sides equal. Also, if one angle is known to us, then we can determine the other angle since the two angles are supplementary.

---

We hope the given NCERT MCQ Questions for Class 8 Maths Chapter 4 Practical Geometry with Answers Pdf free download will help you. If you have any queries regarding Practical Geometry CBSE Class 8 Maths MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 3 Understanding Quadrilaterals with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have provided Understanding Quadrilaterals Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. https://mcqquestions.guru/mcq-questions-for-class-8-maths-chapter-3/

Students can also refer to NCERT Solutions for Class 8 Maths Chapter 3 Understanding Quadrilaterals for better exam preparation and score more marks.

Understanding Quadrilaterals Class 8 MCQs Questions with Answers

Understanding Quadrilaterals Class 8 MCQ Question 1.
What is the number of sides of a triangle ?
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (c)

---

Class 8 Maths Chapter 3 MCQ Question 2.
What is the number of vertices of a triangle ?
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (c)

---

Maths Class 8 Chapter 3 MCQ Question 3.
What is the number of sides of a quadrilateral ?
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (d)

---

Class 8 Maths Ch 3 MCQ Question 4.
What is the number of vertices of a quadrilateral ?
la) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (d)

---

MCQ On Understanding Quadrilaterals Class 8 Question 5.
How many diagonals does a quadrilateral have ?
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (b)

---

MCQ Questions For Class 8 Maths Chapter 3 Question 6.
The sum of the measures of all the three angles of a triangle is
la) 90°
(b) 180°
(c) 360°
(d) 720°.

Answer

Answer: (b)

---

Class 8 Math Chapter 3 MCQ Question 7.
The sum of the measures of all the four angles of a quadrilateral is
(a) 90°
(b) 180°
(c) 360°
(d) 720°.

Answer

Answer: (c)

---

MCQ On Quadrilaterals Class 8 Question 8.
How many diagonals does a triangle have ?
(a) 0
(b) 1
(c) 2
(d) 4.

Answer

Answer: (a)

---

Understanding Quadrilaterals MCQ Class 8 Question 9.
How many diagonals does a regular hexagon have ?
(a) 2
(b) 0
(c) 4
(d) 9

Answer

Answer: (d)

---

MCQ Class 8 Maths Chapter 3 Question 10.
The angle sum of a convex polygon with number of sides 7 is
(a) 900°
(b) 1080°
(c) 1440°
(d) 720°.

Answer

Answer: (a)
Hint:
n = 7
(n – 2) 180° = 900°.

---

Ncert Class 8 Maths Chapter 3 MCQ Questions Question 11.
The angle sum of a convex polygon with number of sides 8 is
(a) 720°
(b) 900°
(c) 1080°
(d) 1440°.

Answer

Answer: (c)
Hint:
n = 8
(n – 2) 180° = 1080°.

---

Class 8 Chapter 3 Maths MCQ Question 12.
The angle sum of a convex polygon with number of sides 10 is
(a ) 720°
(b) 900°
(c) 1080°
(d) 1440°.

Answer

Answer: (d)
Hint:
n = 10
(n – 2) 180° = 1440°.

---

MCQ Questions For Class 8 Maths Understanding Quadrilaterals Question 13.
The angle sum of a convex polygon with number of sides n is
(a) (n – 2) 180°
(b) (n + 2) 180°
(c) (2n – 4) 180°
(d) (2n + 4) 180°.

Answer

Answer: (a)

---

MCQ Of Understanding Quadrilaterals Class 8 Question 14.
What is the name of a regular polygon of 3 sides ?
(a) Equilateral triangle
(b) Square
(c) Regular hexagon
(d) Regular octagon.

Answer

Answer: (a)

---

MCQ Questions For Class 8 Maths Chapter 3 With Answers Question 15.
What is the name of a regular polygon of 6 sides ?
(a) Square
(b) Equilateral triangle
(c) Regular hexagon
(d) Regular octagon.

Answer

Answer: (c)

---

Question 16.
What is the name of a regular polygon of 4 sides ?
(a) Regular hexagon
(b) Regular octagon
(c) Square
(d) Equilateral triangle.

Answer

Answer: (c)

---

Question 17.
The sum of the measures of the exterior angles of any polygon is
(a) 90°
(b) 180°
(c) 360°
(d) 720°.

Answer

Answer: (c)

---

Question 18.
The measures of the three angles of a quadrilateral are 65°, 75° and 85°. The measure of the fourth angle is
(a) 65°
(b) 75°
(c) 85°
(d) 135°.

Answer

Answer: (d)
Hint:
Fourth angle = 360° – (65° + 75° + 85°)
= 135°

---

Question 19.
The measures of each of the four angles of a quadrilateral are equal. Find the measure of each angle.
(a) 45°
(b) 30°
(c) 60°
(d) 90°.

Answer

Answer: (d)
Hint:
Measure of each angle
= \(\frac{360°}{4}\) = 90°.

---

Question 20.
Out of the three equal angles of a quadrilateral, each measures 70°. The measure of the fourth angle is
(a) 90°
(b) 140°
(c) 150°
(d) 70°.

Answer

Answer: (c)
Hint:
Fourth angle = 360° – (70° + 70° + 70°)
= 150°.

---

Question 21.
Two adjacent angles of a quadrilateral measure 130° and 40°. The sum of the remaining two angles is
(a) 190°
(b) 180°
(c) 360°
(d) 90°.

Answer

Answer: (a)
Hint:
Sum = 360° – (130° + 40°) = 190°.

---

Question 22.
The measures of two angles of a quadrilateral are 110° and 100″. The remaining two angles are equal. The measure of each of the remaining two angles is
(a) 30°
(b) 60°
(c) 75°
(d) 45°.

Answer

Answer: (c)
Hint:
Required measure
= \(\frac{360°-(110°+100°)}{2}\) = 75°

---

Question 23.
The number of sides of a regular polygon, whose each exterior angle has a measure of 45°, is
(a) 4
(b) 6
(c) 8
(d) 10.

Answer

Answer: (c)
Hint:
Number of sides = \(\frac{360°}{45°}\) = 8.

---

Question 24.
The measure of each exterior angle of a regular polygon of 9 sides is
(a) 30°
(b) 40°
(c) 60°
(d) 45°.

Answer

Answer: (b)
Hint:
Required measure = \(\frac{360°}{9}\) = 40°.

---

Question 25.
The measure of each exterior angle of a regular polygon of 15 sides is
(a) 30°
(b) 45°
(c) 60°
(d) 24°.

Answer

Answer: (d)
Hint:
Required measure = \(\frac{360°}{15}\) = 24°.

---

Question 26.
How many sides does a regular polygon have if the measure of an exterior angle is 24° ?
(a) 6
(b) 9
(c) 15
(d) 12.

Answer

Answer: (c)
Hint:
Number of sides = \(\frac{360°}{24°}\) = 15.

---

Question 27.
How many sides does a-regular polygon have if each of its interior angles is 165° ?
(a) 12
(b) 24
(c) 9
(d) 6.

Answer

Answer: (b)
Hint:
Exterior angle = 180° – 165° = 15°
∴ Number of sides = \(\frac{360°}{15°}\) = 24.

---

Question 28.
In a regular polygon of n sides, the measure of each internal angle is
(a) \(\frac{360°}{n}\)
(b) (\(\frac{2n-4}{n}\)) 90°
(c) n 90°
(d) 2n right angles.

Answer

Answer: (b)

---

Question 29.
The four angles of a pentagon are 40°, 75°, 125° and 135°. The measure of the fifth angle is
(a) 165°
(b) 170°
(c) 160°
(d) 175°.

Answer

Answer: (a)
Hint:
n = 5, (n – 2) 180° = (5 – 2) 180° = 540°
Fifth angle
= 540° – (40° + 75° + 125° + 135°)
= 540° – 375° = 165°

---

Question 30.
The sum of the internal angles of a polygon is 10 right angles. Then the number of sides is
(a) 5
(b) 6
(c) 7
(d) 8.

Answer

Answer: (c)
Hint:
(n – 2) 180° = 10 x 90°
⇒ n = 7.

---

Question 31.
Which of the following statements is false ?
(a) All the angles of a rectangle are equal
(b) No angle of a rectangle can be obtuse
(c) The diagonals of a rectangle bisect each other
(d) The opposite sides of a rectangle are not equal.

Answer

Answer: (d)

---

Question 32.
Which of the following statement is false ?
(a) A square is a rectangle whose adjacent sides are equal
(b) A square is a rhombus whose one angle is a right angle
(c) The diagonals of a square bisect each other at right angles
(d) The diagonals of a square do not divide the whole square into four equal parts.

Answer

Answer: (d)

---

Question 33.
Which of the following statement is false ?
(a) All the rectangles are parallelograms
(b) All the squares are rectangles
(c) All the parallelograms are rectangles
(d)All the rhombuses are parallelograms.

Answer

Answer: (c)

---

Question 34.
Which of the following statement is true ?
(a) All the rectangles are squares
(b) All the parallelograms are rhombuses
(c) All the squares are rhombuses
(d) Each parallelogram is a trapezium.

Answer

Answer: (c)

---

Question 35.
Which of the following statement is true ?
(a) All the rhombuses are squares
(b) Each square is a parallelogram
(c) Each parallelogram is a square
(d) Each trapezium is a parallelogram.

Answer

Answer: (b)

---

Question 36.
One angle of a parallelogram is a right angle. The name of the quadrilateral is
(a) square
(b) rectangle
(c) rhombus
(d) kite.

Answer

Answer: (b)

---

Question 37.
Two adjacent sides of a rectangle are equal. The name of the quadrilateral is
(a) square
(b) kite
(c) rhombus
(d) none of these.

Answer

Answer: (a)

---

Question 38.
Which of the following statement is false ?
(a) All the four sides of a parallelogram are equal.
(b) The opposite angles of a parallelogram are equal
(c) The diagonals of a parallelogram bisect each other
(d) All the four sides of a rhombus are equal.

Answer

Answer: (a)

---

Question 39.
Which of the following statement is false ?
(a) All the four angles of a rhombus are equal
(b) The diagonals of a rhombus bisect each other at right angles
(c) A rectangle is a parallelogram
(d) All squares are rectangles.

Answer

Answer: (a)

---

Question 40.
If one angle of a parallelogram is of 65°, then the measure of the adjacent angle is
(a)65°
(b) 115°
(c) 25°
(d) 90°.

Answer

Answer: (b)
Hint:
Measure of the adjacent angle
= 180° – 65° = 115°.

---

Question 41.
If ∠A of a parallelogram ABCD is of 60°, then the measure of the opposite angle ∠C is
(a) 60°
(b) 120°
(c) 30°
(d) none of these.

Answer

Answer: (a)
Hint:
∠C = ∠A = 60°.

---

Question 42.
If all the four sides of a parallelogram are equal and the adjacent angles are of 120° and 60°, then the name of the quadrilateral is
(a) rectangle
(b) square
(c) rhombus
(d) kite.

Answer

Answer: (c)

---

Question 43.
If the length of a side of a rhombus is 6 cm, then the perimeter of the rhombus is
(a) 6 cm
(b) 12 cm
(c) 24 cm
(d) 3 cm.

Answer

Answer: (c)
Hint:
Perimeter = 4 side
= 4 × 6 = 24 cm.

---

Question 44.
In a kite, what is false ?
(a) The diagonals are perpendicular to each other
(b) The diagonals bisect each other
(c) Only one pair of opposite angles is equal
(d) All the four sides are equal.

Answer

Answer: (d)

---

Question 45.
ABCD is a rectangle. Its diagonals meet at O.

OA = 2x – 1, OD = 3x – 2. Find x
(a) 1
(b) 2
(c) 3
(d) -1.

Answer

Answer: (a)
Hint:
3x – 2 = 2x – 1 ⇒ x = 1.

---

Question 46.
Find the perimeter of the rectangle ABCD.

(a) 6 cm
(b) 12 cm
(c) 3 cm
(d) 24 cm

Answer

Answer: (b)
Hint:
Perimeter = 2 (4 + 2) cm = 12 cm.

---

Question 47.
The four angles of a quadrilateral are in the ratio 1 : 2 : 3 : 4. The measure of its smallest angle is
(a) 120°
(b) 36°
(c) 18°
(d) 10°.

Answer

Answer: (b)
Hint:
Sum of the ratios = 1 + 2 + 3 + 4 = 10
∴ Smallest angle = \(\frac{1}{10}\) × 360° = 36°

---

Question 48.
In a parallelogram ∠A : ∠B = 1 : 2. Then, ∠A =
(a) 30°
(b) 60°
(c) 45°
(d) 90°.

Answer

Answer: (b)
Hint:
∠A + ∠B = 180°
∠A : ∠B = 1 : 2
Stun of the ratios = 1 + 2 = 3
∴ ∠A = \(\frac{1}{3}\) × 180° = 60°.

---

Question 49.
Two adjacent angles of a parallelogram are of equal measure. The measure of each angle of the parallelogram is
(a) 45°
(b) 30°
(c) 60°
(d) 90°.

Answer

Answer: (d)
Hint:
x° + x° = 180° ⇒ x° = 90°.

---

Question 50.
ABCD is a parallelogram as shown. Find x and y.

(a) 1, 7
(b) 2, 6
(c) 3, 5
(d) 4, 4

Answer

Answer: (c)
Hint:
x + y = 8
y + 5 = 10 ⇒ y = 5
∴ x + 5 = 8 ⇒ x = 3.

---

We hope the given NCERT MCQ Questions for Class 8 Maths Chapter 3 Understanding Quadrilaterals with Answers Pdf free download will help you. If you have any queries regarding Understanding Quadrilaterals CBSE Class 8 Maths MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 2 Linear Equations in One Variable with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have provided Linear Equations in One Variable Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. https://mcqquestions.guru/mcq-questions-for-class-8-maths-chapter-2/

Students can also refer to NCERT Solutions for Class 8 Maths Chapter 2 Linear Equations in One Variable for better exam preparation and score more marks.

Linear Equations in One Variable Class 8 MCQs Questions with Answers

Class 8 Maths Chapter 2 MCQ Question 1.
The standard form of a linear equation in one variable x is
(a) ax + b = 0
(b) ax² + bx + c = 0
(c) ax³ + bx² + cx + d = 0
(d) ax⁴ + bx³ + cx² + dx + e = 0.

Answer

Answer: (a)

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Linear Equations In One Variable Class 8 MCQ Question 2.
Of the following, the linear equation in one variable x, is
(a) \(\frac{4}{x}\) = \(\frac{x}{4}\)
(b) \(\frac{1}{x}\) + \(\frac{1}{x-1}\) = 1
(c) \(\frac{x}{2}\) + \(\frac{x}{3}\) + \(\frac{1}{4}\)
(d) x² + 2x + 3 = 0.

Answer

Answer: (c)

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MCQ Questions For Class 8 Maths Chapter 2 Question 3.
The degree of the equation x² – 2x + 1 = x² – 3 is
(a) 1
(b) 2
(c) 0
(d) 3.

Answer

Answer: (a)
Hint:
x² – 2x + 1 = x² – 3 ⇒ 2x = 4

---

Class 8 Maths Ch 2 MCQ Question 4.
The statement ‘on adding 10 in a number, the number becomes 20’ in the form of an equation is
(a) x – 10 = 20
(b) x + 10 = 20
(c) 10x = 20
(d) \(\frac{x}{10}\) = 20.

Answer

Answer: (b)
Hint:
Let the number be x.

---

MCQ Class 8 Maths Chapter 2 Question 5.
If 9 is added to a number, it becomes 25. This statement in the form of an equation is
(a) x + 9 = 25
(b) x – 9 = 25
(c) 9x = 25
(d) \(\frac{x}{9}\) = 25.

Answer

Answer: (a)
Hint:
Let the number be x.

---

Class 8 Math Chapter 2 MCQ Question 6.
If 15 is subtracted from a number, it becomes -5. This statement in the form of an equation is
(a) x + 15 = -5
(b) x – 15 = 5
(c) x + 15 = 5
(d) x – 15 = -5.

Answer

Answer: (d)
Hint:
Let the number be x.

---

Linear Equations Class 8 MCQ Question 7.
Seven times a number is 42. This statement in the form of an equation is
(a) x + 7 = 42
(b) 7x = 42
(c) \(\frac{x}{7}\) = 42
(d) x – 7 = 42.

Answer

Answer: (b)
Hint:
Let the number be x.

---

Linear Equations In One Variable MCQ Question 8.
A number when divided by 5 gives 6. This statement in the form of an equation is
(a) x – 5 = 6
(b) x + 5 = 6
(c) \(\frac{x}{5}\) = 6
(d) 5x = 6.

Answer

Answer: (c)
Hint:
Let the number be x.

---

MCQ Questions For Class 8 Maths Ncert Chapter 2 Question 9.
A number when subtracted from 40 results into 15. This statement in the form of an equation is
(a) 40 – x = 15
(b) x – 40 = 15
(c) 40 + x = 15
(d) 40x = 15.

Answer

Answer: (a)
Hint:
Let the number be x.

---

Class 8 Chapter 2 Maths MCQ Question 10.
If 6 is added to 3 times of a number, it becomes 15. This statement in the form of an equation is
(a) 3x + 6 = 15
(b) 3x – 6 = 15
(c) 3x + 15 = 6
(d) \(\frac{3x}{6}\) = 15.

Answer

Answer: (a)
Hint:
Let the number be x.

---

MCQ On Linear Equations For Class 8 Question 11.
On subtracting 30 from two times a number, we get 56. This statement in the form of an equation is
(a) 2x – 30 = 56
(b) 2x + 30 = 56
(c) 30 – 2x = 56
(d) \(\frac{30}{2x}\) = 56.

Answer

Answer: (a)
Hint:
Let the number be x.

---

MCQ Questions For Class 8 Maths Chapter 2 With Answers Question 12.
The root of the equation z + 4 = -8 is
(a) 3
(b) -32
(c) 12
(d) 4.

Answer

Answer: (b)
Hint:
z + 4 = -8 ⇒ \(\frac{z}{4}\) = -8
⇒ z = 4 (-8) = -32.

---

MCQ Questions For Class 8 Maths Linear Equations In One Variable Question 13.
The root of the equation 3x = \(\frac{20}{7}\) – x is
(a) 10
(b) \(\frac{20}{21}\)
(c) –\(\frac{5}{7}\)
(d) \(\frac{5}{7}\)

Answer

Answer: (d)
Hint:
3x = \(\frac{20}{7}\) – x ⇒ 3x + x = \(\frac{20}{7}\)
⇒ 4x = \(\frac{20}{7}\) ⇒ x = \(\frac{20}{7×4}\) = \(\frac{5}{7}\)

---

Maths Class 8 Chapter 2 MCQ Question 14.
The root of the equation 2x + 3 = 2(x – 4) is
(a) 2
(b) 4
(c) 0
(d) does not exist.

Answer

Answer: (d)
Hint:
2x + 3 = 2 (x – 4)
⇒ 2x + 3 = 2x – 8
⇒ 3 = -8 which is impossible.

---

Linear Equations In One Variable Class 8 MCQ With Answers Question 15.
The solution of the equation \(\frac{5}{x}\) = 2 is
(a) 10
(b) \(\frac{2}{5}\)
(c) \(\frac{5}{2}\)
(d) \(\frac{1}{10}\)

Answer

Answer: (c)
Hint:
\(\frac{5}{x}\) = 2
⇒ 2x = 5 ⇒ x = \(\frac{5}{2}\)

---

Question 16.
The largest number of the three consecutive numbers is x + 1. Then, the smallest number is
(a) x + 2
(b) x + 1
(c) x
(d) x – 1.

Answer

Answer: (d)
Hint:
x – 1, x, x + 1

---

Question 17.
If x is an even number then the consecutive even number is
(a) x + 1
(b) x + 2
(c) 2x
(d) x – 1.

Answer

Answer: (b)

---

Question 18.
x is an odd number. The largest odd number preceding x is
(a) x – 1
(b) x – 2
(c) x – 3
(d) x – 4.

Answer

Answer: (b)

---

Question 19.
The difference of two numbers is 21. The larger number is x. The smaller number is
(a) 21 + x
(b) 21 – x
(c) x – 21
(d) -x – 21.

Answer

Answer: (c)
Hint:
x – smaller number = 21
⇒ smaller number = x – 21

---

Question 20.
In a two digit number, the unit’s digit is x and the ten’s digit is y. Then, the number is
(a) 10y + x
(b) 10x + y
(c) 10y – x
(d) 10x – y.

Answer

Answer: (a)
Hint:
Required number
= 10 × y + 1 × x = 10y + x.

---

Question 21.
When 9 is added to two times a number, we get 67. The number is
(a) 25
(b) 27
(c) 29
(d) 31.

Answer

Answer: (c)
Hint:
2x + 9 = 67 ⇒ x = 29.

---

Question 22.
The root of the equation –\(\frac{5}{4x}\) = 15 is
(a) \(\frac{1}{12}\)
(b) –\(\frac{1}{12}\)
(c) \(\frac{1}{20}\)
(d) –\(\frac{1}{20}\)

Answer

Answer: (b)
Hint:
–\(\frac{5}{4x}\) = 15 ⇒ x = –\(\frac{5}{4×15}\) = –\(\frac{1}{12}\)

---

Question 23.
The value of x in \(\frac{3}{4}\) x = 7 – x is
(a) 4
(b) 3
(c) \(\frac{7}{3}\)
(d) 7.

Answer

Answer: (a)
Hint:
\(\frac{3}{4}\) x = 7 – x ⇒ \(\frac{3}{4}\) x + x = 7
⇒ \(\frac{7}{4}\) x = 7 ⇒ x = 4

---

Question 24.
\(\frac{3}{4}\) part of a number is 5 more than its \(\frac{2}{3}\) part. This statement in the form of an equation is
(a) \(\frac{2}{3}\) x – \(\frac{3}{4}\) x= 5
(5) \(\frac{2}{3}\) x – 5 =\(\frac{3}{4}\) x
(c) \(\frac{3}{4}\) x = \(\frac{2}{3}\) x + 5
(d) \(\frac{3}{4}\) x – 5 = –\(\frac{2}{3}\) x

Answer

Answer: (c)
Hint:
Let the number be x²

---

Question 25.
The value of x in –\(\frac{2}{3}\) = 2x is 3
(a) \(\frac{1}{3}\)
(b) –\(\frac{1}{3}\)
(c) 3
(d) – 3.

Answer

Answer: (b)
Hint:
–\(\frac{2}{3}\) = 2x ⇒ x = –\(\frac{1}{3}\)

---

Question 26.
The root of the equation 5x – 8 = 7 is
(a) 1
(b) 2
(c) 3
(d) -3.

Answer

Answer: (c)
Hint:
5x – 8 = 7 ⇒ 5x = 8 + 7 = 15
⇒ x = \(\frac{15}{5}\) = 3.

---

Question 27.
The root of the equation x + 3 = 5 is
(a) 1
(b) 2
(0 -1
(d) -2.

Answer

Answer: (b)
Hint:
x + 3 = 5 ⇒ x = 5 – 3 = 2.

---

Question 28.
The root of the equation x – 8 = 2 is
(a) 2
(b) 8
(c) 6
(d) 10.

Answer

Answer: (d)
Hint:
x – 8 = 2 ⇒ x = 2 + 8 = 10.

---

Question 29.
The root of the equation 3x + 8 = 14 is
(a) 1
(b) 2
(c) -1
(d) \(\frac{1}{2}\)

Answer

Answer: (b)
Hint:
3x + 8 = 14 ⇒ 3x = 14 – 8 = 6
⇒ x = \(\frac{6}{3}\) = 2.

---

Question 30.
The root of the equation 2y = 5(3 + y) is
(a) 5
(b) \(\frac{1}{5}\)
(c) -5
(d) –\(\frac{1}{5}\)

Answer

Answer: (c)
Hint:
2y = 5 (3 + y) ⇒ 2y = 15 + 5y
⇒ 5y – 2y = -15
⇒ 3y = -15 ⇒ y = –\(\frac{15}{3}\) = -5

---

Question 31.
The root of the equation \(\frac{y}{3}\) – 7 = 11 is
(a) 54
(b) -54
(c) 18
(d) -18

Answer

Answer: (a)
Hint:
\(\frac{y}{3}\) – 7 = 11 ⇒ \(\frac{y}{3}\) = 7 + 11 = 18
⇒ y = 3 × 18 = 54

---

Question 32.
The root of the equation 14 – x = 8 is
(a) 2
(b) 4
(c) 6
(d) 8.

Answer

Answer: (c)
Hint:
14 – x = 8 ⇒ x = 14 – 8 = 6

---

Question 33.
The root of the equation \(\frac{5x}{3}\) = 30 is
(a) 9
(b) 12
(c) 15
(d) 18

Answer

Answer: (d)
Hint:
\(\frac{5x}{3}\) = 30 ⇒ 5x = 3 × 30 = 90
⇒ x = \(\frac{90}{5}\) = 18

---

Question 34.
The root of the equation 3y + 4 = 5y – 4 is
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (d)
Hint:
3y + 4 = 5y – 4 ⇒ 5y – 3y = 4 + 4
⇒ 2y = 8 ⇒ y = \(\frac{8}{2}\) = 4

---

Question 35.
The root of the equation \(\frac{7x}{3}\) = 3 is
(a) \(\frac{5x}{3}\)
(b) \(\frac{5x}{3}\)
(c) 3
(d) 7

Answer

Answer: (a)
Hint:
\(\frac{7}{x}\) = 3 ⇒ 3x = 7 ⇒ x = \(\frac{7}{3}\)

---

Question 36.
The root of the equation 3x + 4 = 13 is
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (c)
Hint:
3x + 4 = 13 ⇒ 3x = 13 – 4 = 9
⇒ x = \(\frac{9}{3}\) = 3

---

Question 37.
The root of the equation 9z – 15 = 9 – 3z is
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (b)
Hint:
9z – 15 = 9 – 3z ⇒ 9z + 3z = 9 + 15
⇒ 12x = 24 ⇒ z = \(\frac{24}{12}\) = 2

---

Question 38.
The root of the equation \(\frac{4x}{7}\) – 12 = 0 is
(a) 7
(b) 14
(c) 21
(d) -21

Answer

Answer: (c)
Hint:
\(\frac{4x}{7}\) – 12 = 0 ⇒ \(\frac{4x}{7}\) = 12
⇒ 4x = 7 × 12 = 84
⇒ x = \(\frac{84}{4}\) = 21

---

Question 39.
The root of the equation 3x = \(\frac{20}{7}\) – x is
(a) \(\frac{7}{5}\)
(b) \(\frac{5}{7}\)
(c) –\(\frac{7}{5}\)
(d) –\(\frac{5}{7}\)

Answer

Answer: (b)
Hint:
3x = \(\frac{20}{7}\) – x ⇒ 3x + x = \(\frac{20}{7}\)
⇒ 4x = \(\frac{20}{7}\) ⇒ x = \(\frac{20}{7×4}\) = \(\frac{5}{7}\)

---

Question 40.
The root of the equation 2y = 5 (7 – y ) is
(a) 5
(b) -5
(c) 3
(d) -3.

Answer

Answer: (a)
Hint:
2y = 5(7 – y) ⇒ 2y = 35 – 5y
⇒ 2y + 5y = 35
⇒ 7y = 35 ⇒ y = \(\frac{35}{7}\) = 5

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Question 41.
The root of the equation
(2x – 1) + (x – 1) = x + 2 is
(a) 1
(b) 2
(c) -1
(d) -2.

Answer

Answer: (b)
Hint:
(2x – 1) + (x – 1) = x + 2
⇒ 2x = 4 ⇒ x = \(\frac{4}{2}\) = 2.

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Question 42.
The root of the equation
13x – 14 = 9x + 10 is
(a) 1
(b) 2
(c) 3
(d) 6.

Answer

Answer: (d)
Hint:
13x – 14 = 9x + 10 ⇒ 13x – 9x = 10 + 14
⇒ 4x = 24 ⇒ x = \(\frac{24}{4}\) = 6

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Question 43.
The root of the equation
11x – 5 – x + 6 = 2x + 17 is
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (b)
Hint:
11x – 5 – x + 6 = 2x + 17
⇒ 8x = 16 ⇒ x = 2.

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Question 44.
The root of the equation \(\frac{2}{3}\) y = \(\frac{5}{12}\) is
(a) \(\frac{8}{5}\)
(b) \(\frac{5}{8}\)
(c) 5
(d) 8

Answer

Answer: (b)
Hint:
\(\frac{2}{3}\) y = \(\frac{5}{12}\)
⇒ y = \(\frac{5}{12}\) × \(\frac{3}{2}\) = \(\frac{5}{8}\)

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Question 45.
The root of the equation 7 (x – 1) = 21 is
(a) 1
(b) 2
(c) 3
(d) 4.

Answer

Answer: (d)
Hint:
7 (x – 1) = 21 ⇒ x – 1 = \(\frac{21}{7}\) = 3
⇒ x = 4.

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Question 46.
The root of the equation \(\frac{3}{2}\) x = – 27 is
(a) 6
(b) 12
(c) 18
(d) -18

Answer

Answer: (d)
Hint:
\(\frac{5}{12}\) x = -27 ⇒ x = –\(\frac{27×2}{3}\) = -18.

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Question 47.
If two angles are complementary and one angle is 10° greater than the other, then the smaller angle of the two is
(a) 40°
(b) 50°
(c) 90°
(d) 180°.

Answer

Answer: (a)
Hint:
x° = (90° – x°) + 10°
⇒ 2x° = 100° ⇒ x° = 50°
⇒ 90° – x° = 40°.

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Question 48.
If two angles are supplementary and one angle is double the other, then the larger angle is
(a) 60°
(b) 90°
(c) 120°
(d) 180°.

Answer

Answer: (c)
Hint:
x° + 2x° = 180° ⇒ 3x° = 180°
⇒ x° = 60° ⇒ 2x° = 120°

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Question 49.
Twice a number is as much greater than 30 as the three times of the number less than 60. The number is
(a) 6
(b) 9
(c) 12
(d) 18.

Answer

Answer: (d)
Hint:
2x – 30 = 60 – 3x ⇒ 5x = 90
⇒ x = 18.

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Question 50.
One number is greater than the other number by 3. The sum of two numbers is 23. The two numbers are
(a) 13, 10
(b) 14, 9
(c) 12, 11
(d) 15, 8.

Answer

Answer: (a)
Hint:
(x + 3) + x = 23 ⇒ 2x = 20
⇒ x = 10 ⇒ x + 3 = 13

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We hope the given NCERT MCQ Questions for Class 8 Maths Chapter 2 Linear Equations in One Variable with Answers Pdf free download will help you. If you have any queries regarding Linear Equations in One Variable CBSE Class 8 Maths MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 1 Rational Numbers with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have provided Rational Numbers Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. https://mcqquestions.guru/mcq-questions-for-class-8-maths-chapter-1/

Students can also refer to NCERT Solutions for Class 8 Maths Chapter 1 Rational Numbers for better exam preparation and score more marks.

Rational Numbers Class 8 MCQs Questions with Answers

Class 8 Maths Chapter 1 MCQ Question 1.
Which of the following statements is false ?
(a) Natural numbers are closed under addition
(b) Whole numbers are closed under addition
(c) Integers are closed under addition
(d) Rational numbers are not closed under addition.

Answer

Answer: (d)

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Rational Numbers Class 8 MCQ Question 2.
Which of the following statements is false ?
(a) Natural numbers are closed under subtraction
(b) Whole numbers are not closed under subtraction
(c) Integers are closed under subtraction
(d) Rational numbers are closed under subtraction.

Answer

Answer: (a)

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Class 8 Maths MCQ Chapter 1 Question 3.
Which of the following statements is true ?
(a) Natural numbers are closed under multiplication
(b) Whole numbers are not closed under multiplication
(c) Integers are not closed under multiplication
(d) Rational numbers are not closed under multiplication.

Answer

Answer: (a)

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Rational Numbers MCQ Class 8 Question 4.
Which of the following statements is true ?
(a) Natural numbers are closed under division
(b) Whole numbers are not closed under division
(c) Integers are closed under division
(d) Rational numbers are closed under division.

Answer

Answer: (b)

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Class 8 Math Chapter 1 MCQ Question 5.
Which of the following statements is false ?
(a) Natural numbers are commutative for addition
(b) Whole numbers are commutative for addition
(c) Integers are not commutative for addition
(d) Rational numbers are commutative for addition.

Answer

Answer: (c)

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Class 8 Maths Ch 1 MCQ Question 6.
Which of the following statements is true ?
(a) Natural numbers are commutative for subtraction
(b) Whole numbers are commutative for subtraction
(c) Integers are commutative for subtraction
(d) Rational numbers are not commutative for subtraction.

Answer

Answer: (d)

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MCQ On Rational Numbers For Class 8 Question 7.
Which of the following statements is false ?
(a) Natural numbers are commutative for multiplication
(b) Whole numbers are commutative for multiplication
(c) Integers are not commutative for multiplication
(d) Rational numbers are commutative for multiplication.

Answer

Answer: (c)

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MCQ Class 8 Maths Chapter 1 Question 8.
Which of the following statements is true ?
(a) Natural numbers are commutative for division
(b) Whole numbers are not commutative for division
(c) Integers are commutative for division
(d) Rational numbers are commutative for division.

Answer

Answer: (b)

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MCQ Questions For Class 8 Maths Chapter 1 With Answers Question 9.
Which of the following statements is true ?
(a) Natural numbers are associative for addition
(b) Whole numbers are not associative for addition
(c) Integers are not associative for addition
(d ) Rational numbers are not associative for addition.

Answer

Answer: (a)

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MCQ Questions For Class 8 Maths Chapter 1 Question 10.
Which of the following statements is true ?
(a) Natural numbers are associative for subtraction
(b) Whole numbers are not associative for subtraction
(c) Integers are associative for subtraction
(d) Rational numbers are associative for subtraction.

Answer

Answer: (b)

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Maths Class 8 Chapter 1 MCQ Question 11.
Which of the following statements is true ?
(a) Natural numbers are not associative for multiplication
(b) Whole numbers are not associative for multiplication
(c) Integers are associative for multiplication
(d) Rational numbers are not associative for multiplication.

Answer

Answer: (c)

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Ch 1 Maths Class 8 MCQ Question 12.
Which of the following statements is true ?
(a) Natural numbers are associative for division
(b) Whole numbers are associative for division
(c) Integers are associative for division
(d) Rational numbers are not associative for division.

Answer

Answer: (d)

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Class 8 Chapter 1 Maths MCQ Question 13.
0 is not
(a) a natural number
(b) a whole number
(c) an integer
(d) a rational number.

Answer

Answer: (a)

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Class 8 Rational Numbers MCQ Question 14.
\(\frac{1}{2}\) is 2
(a) a natural number
(b) a whole number
(c) an integer
(d) a rational number.

Answer

Answer: (d)

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MCQ Of Rational Numbers Class 8 Question 15.
a + b = b + a is called
(a) commutative law of addition
(b) associative law of addition
(c) distributive law of addition
(d) none of these.

Answer

Answer: (a)

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Question 16.
a × b = b × a is called
(a) commutative law for addition
(b) commutative law for multiplication
(c) associative law for addition
id) associative law for multiplication.

Answer

Answer: (b)

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Question 17.
(a + b) + c = a + (b + c) is called
(a) commutative law for multiplication
(b) commutative law for addition
(c) associative law for addition
id) associative law for multiplication.

Answer

Answer: (c)

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Question 18.
a × (b × c) = (a × b) × c is called
(a) associative law for addition
(b) associative law for multiplication
(c) commutative law for addition
(d) commutative law for multiplication.

Answer

Answer: (b)

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Question 19.
a(b + c) = ab + ac is called
(a) commutative law
(b) associative law
(c) distributive law
(d) none of these.

Answer

Answer: (c)

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Question 20.
The additive identity for rational numbers is
(a) 1
(b) -1
(c) 0
(d) none of these.

Answer

Answer: (c)

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Question 21.
The multiplicative identity for rational numbers is
(a) -1
(b) 1
(c) 0
(d) none of these.

Answer

Answer: (b)

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Question 22.
The additive inverse of \(\frac{2}{3}\) is
(a) –\(\frac{2}{3}\)
(b) \(\frac{3}{2}\)
(c) –\(\frac{3}{2}\)
(d) 1

Answer

Answer: (a)

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(d) 1
Question 23.
The additive inverse of –\(\frac{3}{4}\) is
(a) –\(\frac{3}{4}\)
(b) 1
(c) 0
(d) \(\frac{3}{4}\)

Answer

Answer: (d)

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Question 24.
The multiplicative inverse of \(\frac{1}{2}\) is
(a) 1
(b) -1
(c) 2
(d) 0

Answer

Answer: (c)

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Question 25.
The multiplicative inverse of –\(\frac{2}{5}\) is
(a) –\(\frac{2}{5}\)
(b) –\(\frac{5}{2}\)
(c) \(\frac{5}{2}\)
(d) 1

Answer

Answer: (b)

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Question 26.
The multiplicative inverse of 1 is
(a) 0
(b) -1
(c) 1
(d) none of these.

Answer

Answer: (c)

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Question 27.
The multiplicative inverse of -1 is
(a) 0
(b) -1
(c) 1
(d) none of these.

Answer

Answer: (b)

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Question 28.
How many rational numbers are there between any two given rational numbers?
(a) Only one
(b) Only two
(c) Countless
(d) Nothing can be said.

Answer

Answer: (c)

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Question 29.
The negative of 2 is
(a) 2
(b) \(\frac{1}{2}\)
(c) -2
(d) –\(\frac{1}{2}\)

Answer

Answer: (c)

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Question 30.
The negative of -2 is
(a) -2
(b) 2
(c) –\(\frac{1}{2}\)
(d) \(\frac{1}{2}\)

Answer

Answer: (b)

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Question 31.
If a and b are two rational numbers, then
(a) \(\frac{a+b}{2}\) < a
(b) \(\frac{a+b}{2}\) < b
(c) \(\frac{a+b}{2}\) = a
(d) \(\frac{a+b}{2}\) > b

Answer

Answer: (b)

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Question 32.
The rational number that does not have a reciprocal is
(a) 0
(b) 1
(c) -1
(d) \(\frac{1}{2}\)

Answer

Answer: (a)

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Question 33.
The rational number which is equal to its negative is
(a) 0
(b) -1
(c) 1
(d) \(\frac{1}{2}\)

Answer

Answer: (a)

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Question 34.
The reciprocal of \(\frac{1}{x}\) (x ≠ 0) is
(a) x
(b) \(\frac{1}{x}\)
(c) 1
(d) 0

Answer

Answer: (a)

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Question 35.
The reciprocal of a positive rational number is
(a) a positive rational number
(b) a negative rational number
(c) 0
(d) 1.

Answer

Answer: (a)

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Question 36.
The reciprocal of a negative rational number is
(a) a positive rational number
(b) a negative rational number
(c) 0
(d) -1

Answer

Answer: (b)

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We hope the given NCERT MCQ Questions for Class 8 Maths Chapter 1 Rational Numbers with Answers Pdf free download will help you. If you have any queries regarding Rational Numbers CBSE Class 8 Maths MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.