MCQ Class 10 Maths Chapter 3 Pair of Linear Equations

MCQ’s For All Chapters – Maths Class 10th

1. There will be total 20 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. Which of the following pair of linear equations is inconsistent?

5x - 3y =11; 7x + 2y =13

2x + 3y = 7; 4x + 6y = 5

9x - 8y = 17; 18x -16y = 34

x - 2y = 6; 2x + 3y = 4

Your comments:

Question 1 of 20

2. The pair of linear equations x + y + 10 = 0 and x + y - 7 = 0 has:

One solution

Infinitely many solutions

No solutions

Two solutions

Your comments:

Question 2 of 20

3. The pair of linear equations 8x - 5y = 7 and 5x - 8y = -7 have :

No solution

Many solutions

One solution

Two solutions

Your comments:

Question 3 of 20

4. One equation of a pair of dependent linear equations is -5x + 7y = 2, the second equation can be :

-10x + 14y + 4 = 0

-10x - 14x + 4 =

10x - 14y = -4

10x + 14y + 4 =0

Your comments:

Question 4 of 20

5. Which of following is not a solution of 3a + b = 12?

(3, 3)

(5, -3)

(4, 0)

(2, 4)

Your comments:

Question 5 of 20

6. The number of solutions of the pair of linear equations x + 2y - 8 = 0 and 2x + 4y = 16 are:

None

Infinitely many

0

1

Your comments:

Question 6 of 20

7. The pair of linear equations 3x + 2y = 5 and 2x - 3y = 7 will have

unique solution

no solution

infinite solution

none of the above

Your comments:

Question 7 of 20

8. If the pair of equation has no solution, then the pair of equation is :

inconsistent

coincident

none of these

consistent

Your comments:

Question 8 of 20

9. Which of the following equation is not a linear equation?

2a-b =1

2a+b =1

a+b =1

√a+b =1

Your comments:

Question 9 of 20

10. A system of simultaneous linear equations has infinitely many solutions if two lines:

are coincident

intersect at two points

are parallel

intersect at one point

Your comments:

Question 10 of 20

11. The pair of equations y = 0 and y = -7 has :

no solution

infinitely many solutions

one solution

two solutions

Your comments:

Question 11 of 20

12. The following pair of linear equations 3x - 2y + 5 = 0, 5x + 7y = 2 will have

infinite solution

none of the above

no solution

a unique solution

Your comments:

Question 12 of 20

13. For what value of 'K' will the system of equations:
3x + y = 1, (2K - 1) x + (K - 1) y = 2K + 1
have no solution?

3

2

1

-2

Your comments:

Question 13 of 20

14. Which of the following pairs of equations represent inconsistent system?

3x - y = -8 3x - y = 24

5x - y = 10 10x - 2y = 20

3x - 2y = 8 2x + 3y = 1

lx - y = m x + my = l

Your comments:

Question 14 of 20

15. Two lines are said to be inconsistent if and only if,

A

B

C

D

Your comments:

Question 15 of 20

16. How many solutions are possible for the following pair of equation?
2 x + 4 y -12= 0 and x + 2y- 4 =0

Infinite solutions

No solution

One solution

More than one solution

Your comments:

Question 16 of 20

17. Find the point on Cartesian plane where the line 3x - 2y = 6 intersects the y axis.

(0, -3)

(3, 2)

(-1, -2)

(1, 2)

Your comments:

Question 17 of 20

18. Find the point on Cartesian plane where the line 5x - y = 10 intersect the x - axis.

x = 2, y = 0

x = 2, y = 5

x = 0, y = 2

x = 0, y = 0

Your comments:

Question 18 of 20

19. The pair of equations y = 0 and y = -7 has :

one solution

infinitely many solutions

two solutions

no solution

Your comments:

Question 19 of 20

20. Which of the following is not a solution of pair of equations 3x - 2y = 4 and 6x - 4y = 8?

x = 5, y = 3

x = 2, y = 1

x = 6, y = 7

x = 4, y = 4

Your comments:

Question 20 of 20

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