Class 9 Mathematics Quiz Chapter 4

Chapter 4 –  Linear Equations in Two Variables

Play the below Class 9 Mathematics Quiz Chapter 4 Linear Equations in Two Variables. These questions are very important for examination. We have provided a quiz from each chapter of class 9 Mathematics NCERT book. Check it on our website.


1. The values of a, b and c of the equation \large\bf -2x = 3y+12 when expressed in the form of \large\bf ax + by + c = 0

(A) \large\bf a=-2, b=-3, c=12
(B) \large\bf a=-2, b=3, c=12
(C) \large\bf a=2, b=3, c=12
(D) \large\bf a=2, b=-3, c=12

2. The cost of a note book is twice the cost of a pen. The linear equation in two variables to represent this statement: (let x = cost of a notebook and y = cost of a pen)

(A) \large\bf 2x - 2y=0
(B) \large\bf 2x - y=0
(C) \large\bf x - 2y=0
(D) \large\bf x - y=2

3. Which of the following is not the solution of the equation \large\bf 3x - 5y =5

(A)\large\bf (5,2)
(B)\large\bf (10,5)
(C)\large\bf (20,11)
(D)\large\bf (15,4)

4. The equation representing x-axis:

(A) \large\bf x=0
(B) \large\bf y=0
(C) \large\bf x=y
(D) \large\bf x=2y

5. The equation representing y-axis:

(A) \large\bf y=0
(B) \large\bf x=y
(C) \large\bf x=0
(D) \large\bf x+y=0

6. If (2, 3) is the solution of the equation \large\bf ax-y=3, then a =

(A) \large\bf 5
(B) \large\bf 3
(C) \large\bf 4
(D) \large\bf 0

7. If the point (a, 2) lies on the graph of the linear equation \large\bf 2x-3y + 8 = 0, then a =

(A) \large\bf -2
(B) \large\bf 2
(C) \large\bf 1
(D) \large\bf -1

8. The graph of the equation \large\bf 2x + y = 6 cuts x-axis at:

(A) \large\bf 3
(B) \large\bf 6
(C) \large\bf 0
(D) \large\bf 4

9. The graph of the equation \large\bf 5x-4y=12 cuts the y-axis at:

(A) \large\bf 3
(B) \large\bf -3
(C) \large\bf -4
(D) \large\bf 12

10. The equation of the line parallel to x-axis and passing through the point (-4, 3)

(A) \large\bf -4x+3y = 0
(B) \large\bf 4x-3y = 0
(C) \large\bf x = -4
(D) \large\bf y = 3

11. The equation of the line parallel to y-axis and passing through the point (5, -8)

(A) \large\bf x = -8
(B) \large\bf y = 5
(C) \large\bf x = 5
(D) \large\bf y = -8

12. A taxi charges Rs. 27 for the first kilometer and Rs. 9 for every subsequent kilometer. For a distance of x km, an amount of Rs. y is paid. The linear equation representing the above information is

(A) \large\bf y = 9x+27
(B) \large\bf y = 9x+36
(C) \large\bf y = 9x+18
(D) \large\bf y = 27x+9

13. If (k, k-2) is a solution of the linear equation \large\bf 2x+3y=19, then k =

(A) \large\bf 3
(B) \large\bf -3
(C) \large\bf 4
(D) \large\bf 5

14. \large\bf x=3,\space y=-2 is a solution of the linear equation:

(A) \large\bf 5x+2y=11
(B) \large\bf 3x+y=5
(C) \large\bf x-2y=0
(D) \large\bf 2x-y=10

15. How many linear equations are satisfied by \large\bf x=2 and \large\bf y=-3

(A) \large\bf only \hspace{3pt} one
(B) \large\bf Two
(C) \large\bf Three
(D) \large\bf Infinitely \hspace{3pt} many



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