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Important MCQ Questions for Class 10 Maths Chapter 3 Linear Equations in Two Variables

Important MCQ Questions for Class 10 Maths Chapter 3 Linear Equations in Two Variables

Hi students, Welcome to AMBiPi (Amans Maths Blogs). In this article, you will get Important MCQ Questions for Class 10 Maths Chapter 3 Linear Equations in Two Variables. You can download this PDF and save it in your mobile device or laptop etc.

Important MCQ Questions of Linear Equations Class 10 Question No 21: 

Three chairs and two tables cost Rs. 1850. Five chairs and three tables cost Rs. 2850. Then the total cost of one chair and one table is

Option A : Rs 800

Option B : Rs 850

Option C : Rs 900

Option D : Rs 950

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Option B : Rs 850

Important MCQ Questions of Linear Equations Class 10 Question No 22: 

Six year hence, a man’s age will be three times the age of his son and three years ago he was nine times as old as his son. The present age of the man is

Option A : 28 years

Option B : 30 years

Option C : 32 years

Option D : 34 years

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Option B : 30 Years

Important MCQ Questions of Linear Equations Class 10 Question No 23: 

The solution of the pair of equations a/x – b/y = 0 and ab2/x + a2b/y = a2 + b2 is

Option A : x = a, y = b

Option B : x = a, y = -b

Option C : x = -a, y = b

Option D : None of these

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Option A : x = a, y = b

Important MCQ Questions of Linear Equations Class 10 Question No 24: 

Which of the following pair of linear equations is inconsistent?

Option A : 3x – y = 8, x – y/3 = 3

Option B : 4x + 3y = 24, 2x + 3y = 6

Option C : 5x – y = 10, 10x – 2y = 20

Option D : None of these

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Option A : 3x – y = 8, x – y/3 = 3

Important MCQ Questions of Linear Equations Class 10 Question No 25: 

Which of the following is/are solutions of the pair of equations 3x – 2y = 4 and 6x – 4y = 8?

Option A : x = 2, y = 3

Option B : x = 4, y = 4

Option C : x = 6, y = 7

Option D : All of these

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Option D : All of these

Important MCQ Questions of Linear Equations Class 10 Question No 26: 

The pair of equations 3x+y = 81, 81x-y = 3 has

Option A : No Solutions

Option B : Many Solutions

Option C : Solutions x = 17/8, y = 15/8

Option D : All of these

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Option C : Solutions x = 17/8, y = 15/8

Important MCQ Questions of Linear Equations Class 10 Question No 27: 

Given the pair of equations ax + (a – 1)y = 1 and (a + 1)x – ay = 1. For which one of the following values of a, there is no common solution of the given pair of equations?

Option A : 1/2

Option B : 1/√2

Option C : √2

Option D : -√2

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Option B : 1/√2

Important MCQ Questions of Linear Equations Class 10 Question No 28: 

The values of a for which the lines x = 1, y = 2 and a2x + 2y – 20 = 0 are concurrent are

Option A : 1

Option B : 4

Option C : -1

Option D : -2

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Option B : 4

Important MCQ Questions of Linear Equations Class 10 Question No 29: 

The value of k if the linear equations x + 2y = 3 and 5x + ky + 7 = 0 has unique solution is 

Option A : k ≠ 1

Option B : k ≠ 10

Option C : k ≠ 15

Option D : k = 5

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Option B : k ≠ 10

Important MCQ Questions of Linear Equations Class 10 Question No 30: 

Obtain the conditions for the following system of linear equations to have a unique solutions ax + by = c and lx + my = n

Option A : am ≠ bl

Option B : am = bl

Option C : bl ≠ cm

Option D : am = bl ≠ cn

Show/Hide Answer Key

Option A : am ≠ bl

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