Students can access the NCERT MCQ Questions for Class 8 Maths Chapter 2 Linear Equations in One Variable with Answers Pdf free download aids in your exam preparation and you can get a good hold of the chapter. Use MCQ Questions for Class 8 Maths with Answers during preparation and score maximum marks in the exam. Students can download the Linear Equations in One Variable Class 8 MCQs Questions with Answers from here and test their problem-solving skills. Clear all the fundamentals and prepare thoroughly for the exam taking help from Class 8 Maths Chapter 2 Linear Equations in One Variable Objective Questions.

## Linear Equations in One Variable Class 8 MCQs Questions with Answers

Students are advised to solve the Linear Equations in One Variable Multiple Choice Questions of Class 8 Maths to know different concepts. Practicing the MCQ Questions on Linear Equations in One Variable Class 8 with answers will boost your confidence thereby helping you score well in the exam.

Explore numerous MCQ Questions of Linear Equations in One Variable Class 8 with answers provided with detailed solutions by looking below.

Question 1.

Solve: 3x = 12

(a) 15

(b) 4

(c) 9

(d) 3

## Answer

Answer: (b) 4

Question 2.

Sum of two numbers is 95. If one exceeds the other by 15, find the numbers.

(a) 40 and 60

(b) 50 and 55

(c) 50 and 60

(d) 40 and 55

## Answer

Answer: (d) 40 and 55

Question 3.

The sum of two digit number and the number formed by interchanging its digit is 110. If ten is subtracted from the first number, the new number is 4 more than 5 times of the sum of the digits in the first number. Find the first number.

(a) 46

(b) 48

(c) 64

(d) 84

## Answer

Answer: (c) 64

Question 4.

Solve: 7x = 21

(a) 3

(b) 2

(c) 14

(d) none of these

## Answer

Answer: (a) 3

Question 5.

The digits of a two-digit number differ by 3. If the digits are interchanged, and the resulting number is added to the original number, we get 143. What can be the original number?

(a) 85

(b) 58

(c) 36

(d) 76

## Answer

Answer: (a) 85

Question 6.

The difference between two whole numbers is 66. The ratio of the two numbers is 2 : 5. What are the two numbers?

(a) 22 and 88

(b) 44 and 66

(c) 44 and 110

(d) 33 and 99

## Answer

Answer: (c) 44 and 110

Question 7.

Solve: 5x−2(2x−7)=(3x−1)+\(\frac { 7 }{ 2 }\)

(a) 2

(b) 3

(c) \(\frac { 1 }{ 2 }\)

(d) \(\frac { 23 }{ 4 }\)

## Answer

Answer: (d) \(\frac { 23 }{ 4 }\)

Question 8.

Amina thinks of a number and subtracts \(\frac { 5 }{ 2 }\) from it. She multiplies the result by 8. The result now obtained is 3 times the same number she thought of. What is the number?

(a) 2

(b) 3

(c) 4

(d) none of these

## Answer

Answer: (c) 4

Question 9.

Solve 2x − 3 = x + 2

(a) 4

(b) 5

(c) 3

(d) 0

## Answer

Answer: (b) 5

Question 10.

Find the solution of 2x – 3 = 7

(a) 3

(b) 4

(c) 5

(d) none of these

## Answer

Answer: (c) 5

Question 11.

David cuts a bread into two equal pieces and cuts one half into smaller pieces of equal size. Each of the small pieces is twenty grams in weight. If he has seven pieces of the bread all with him, how heavy is the original cake.

(a) 120 gm

(b) 180 gm

(c) 300 gm

(d) 240 gm

## Answer

Answer: (d) 240 gm

Question 12.

What will be the solution of these equations ax+by = a-b, bx-ay = a+b

(a) x = 1, y = 2

(b) x = 2,y = -1

(c) x = -2, y = -2

(d) x = 1, y = -1

## Answer

Answer: (d) x = 1, y = -1

Question 13.

Solve: y + 3 = 10

(a) 13

(b) 7

(c) -7

(d) none of these

## Answer

Answer: (b) 7

Question 14.

Aruna cut a cake into two halves and cuts one half into smaller pieces of equal size. Each of the small pieces is twenty grams in weight. If she has seven pieces of the cake in all with her, how heavy was the original cake ?

(a) 120 gm

(b) 180 gm

(c) 300 gm

(d) 240 gm

## Answer

Answer: (d) 240 gm

Question 15.

An MNC company employed 25 men to do the official work in 32 days. After 16 days, it employed 5 more men and work was finished one day earlier. If it had not employed additional men, it would have been behind by how many days?

(a) 1 day

(b) 2 days

(c) 3 days

(d) 2.5 days

## Answer

Answer: (b) 2 days

Question 16.

Solve 2y + 9 = 4.

(a) \(\frac { -5 }{ 2 }\)

(b) \(\frac { 1 }{ 2 }\)

(c) 2

(d) none of these

## Answer

Answer: (a) \(\frac { -5 }{ 2 }\)

Question 17.

In an equation the values of the expressions on the LHS and RHS are _______.

(a) different

(b) not equal

(c) equal

(d) none of these

## Answer

Answer: (c) equal

Question 18.

The distance between two mile stones is 230 km and two cars start simultaneously from the milestones in opposite directions and the distance between them after three hours is 20 km. If the speed of one car is less than that of other by 10 km/h, find the speed of each car.

(a) 25 km/h, 40 km/h

(b) 40 km/h, 50 km/h

(c) 20 km/h, 40 km/h

(d) 30 km/h, 40 km/h

## Answer

Answer: (d) 30 km/h, 40 km/h

Question 19.

The sum of three consecutive multiples of 7 is 357. Find the smallest multiple.

(a) 112

(b) 126

(c) 119

(d) 116

## Answer

Answer: (a) 112

Question 20.

In the following number sequence, how many such even numbers are there which are exactly divisible by its immediate preceding number but not exactly divisible by its immediate following number?

3 8 4 1 5 7 2 8 3 4 8 9 3 9 4 2 1 5 8 2

(a) One

(b) Two

(c) Three

(d) Four

## Answer

Answer: (b) Two

Question 21.

The numerator of a fraction is 4 less than the denominator. If the numerator is decreased by 2 and denominator is increased by 1, then the denominator is eight times the numerator. Find the fraction.

(a) \(\frac { 4 }{ 12 }\)

(b) \(\frac { 3 }{ 13 }\)

(c) \(\frac { 3 }{ 7 }\)

(d) \(\frac { 11 }{ 7 }\)

## Answer

Answer: (c) \(\frac { 3 }{ 7 }\)

Question 22.

Mary was counting down from 34 and Thomas was counting upwards simultaneously, the number starting from 1 and he was calling out only the odd numbers. Which common number will they call out at the same time if they were calling out at the same speed?

(a) 20

(b) 21

(c) 22

(d) 23

## Answer

Answer: (d) 23

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