MCQ Class 10 Mathematics Pair of Linear Equations in 2 Variables (Cross Multiplication Method)

1. There will be total 15 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. The values of x and y for the equation x+2y=5 and 3x+12y=10 are

A

B

C

D

Question 1 of 15

2. Which of the following equations has x = 3, y = - 4 as solution?

3x - y = 13

-x + y = 100

x + y = -100

3x - 4y = 21

Question 2 of 15

3. How many solutions of the equation 15x - 14y + 11 = 0 are possible?

2

No solution

1

Infinite

Question 3 of 15

4.  

A

B

C

D

Question 4 of 15

5. Find a and b for which infinite solution.

a = -7, b= -4

a = -1, b = -4

a = 3, b = -1

a = 3, b = -4

Question 5 of 15

6. The graph below represents equations that have

solution as 0

unique solution

infinite solution

no solution

Question 6 of 15

7. Find the value of ‘a" for which the system of equations ax + 2y - 4 = 0 and x - y - 3 = 0 will represent intersecting lines?

a ≠ -2

a = -2

a = 2

a ≠ 2

Question 7 of 15

8. For what value of ‘k" is the pair of equations x- ky + 4 = 0 and 2x - 4y - 8 = 0 inconsistent?

2

-4

-2

4

Question 8 of 15

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

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

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

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

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

Question 9 of 15

10. Pair of linear equations x+2y+5 =0 and 3x+6y -1 =0 have

unique solution

exactly two solutions

infinitely many solutions

no solution

Question 10 of 15

11. Solution for ax + by = a - b and bx - ay = a + b is

1, -1

-1, 1

-a, -b

a, b

Question 11 of 15

12. The solution for the equations and are

A

B

C

D

Question 12 of 15

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

1

-2

2

Question 13 of 15

14. How many solutions are possible for the following pair of equations?
x - y = 1 and 3x - 4y = 4

No solution

One

Infinitely many solutions

Two solutions

Question 14 of 15

15. Find the value of ‘a" for which the system of equations 3x + 2y - 4 = 0 and ax - y - 3 = 0, will represent intersecting lines.

a = 3/2

a ≠ -2/3

a = 2/3

a ≠ -3/2

Question 15 of 15

 Loading...