MCQs Questions for Class 9 Maths Chapter 4 Linear Equations in Two Variables

# MCQs Questions for Class 9 Maths Chapter 4 Linear Equations in Two Variables

MCQs Questions for Class 9 Maths Chapter 4 Linear Equations in Two Variables

In this 21st century, Multiple Choice Questions (MCQs) play an important role to prepare for a competitive examination. Now-a-days, MCQs questions are asked in CBSE board examinations as well. In most of the competitive examinations, only MCQ Questions are asked.

In future, if you want to prepare for competitive examination, then you should focus on the MCQs questions. Thus, let’s solve these MCQs questions to make our foundation strong.

In this post, you will find 20 MCQs questions for class 9 maths chapter 4 linear equations in two variables.

MCQs Questions for Class 9 Maths Chapter 4 Linear Equations in Two Variables

1. The linear equation 8x – 20y = 28 has:

(a) A unique solution

(b) Two solutions

(c) Infinitely many solutions

(d) No solutions

2. Equation of a line, which is at a distance of 5 units above the x-axis, is
(a) x = 5
(b) x + 5 = y
(c) y = 5
(d) x – y = 0

3. The solution of equation x 2y = 4 is:
(a) (0, 2)
(b) (2, 0)
(c) (4, 0)
(d) (1, 1)

4. Find the number of solutions of the following pair of linear equations. x + 2y – 8 = 0 and 2x + 4y = 16:

(a) 0

(b) 1

(c) 2

(d) Infinite

5. If x = 3 and y = 2 is a solution of the equation 4px – 3y = 12, then the value of p is
(a) 0
(b) 1/2
(c) 2
(d) 3

6. Point (3, 4) lies on the graph of the equation 3y = kx + 7. The value of k is:
(a) 4/3
(b) 5/3
(c) 3
(d) 7/3

7. If (2, 0) is a solution of the linear equation 2x + 3y = k, then the value of k is:

(a) 4

(b) 6

(c) 5

(d) 2

8. Which of the following is the equation of a line parallel to y-axis?
(a) y = 0
(b) x + y = z
(c) y = x
(d) x = k

9. The graph of linear equation x + 2y = 2, cuts the y-axis at:
(a) (2, 0)
(b) (0, 2)
(c) (0, 1)
(d) (1, 1)

10. The graph of the linear equation 2x + 3y = 6 cuts the y-axis at the point:

(a) (2, 0)

(b) (0, 3)

(c) (3, 0)

(d) (0, 2)

11. Any point of the form (a, – a) always lie on the graph of the equation
(a) x =
a
(b) y = a
(c) y = x
(d) x + y = 0

12. In equation, y = mx + c, m is:
(a) Intercept
(b) Slope of the line
(c) Solution of the equation
(d) None of the above

13. The graph of x = 5 is a line:

(a) Parallel to x-axis at a distance 5 units from the origin

(b) Parallel to y-axis at a distance 5 units from the origin

(c) Making an intercept 5 on the x-axis

(d) Making an intercept 5 on the y-axis

14. Which of the following ordered pairs is a solution of the equation x – 2y – 6 = 0?
(a) (2, 4)
(b) (0, 3)
(c) (-4, 1)
(d) (4,
1)

15. If x and y are both positive solutions of equation ax + by + c = 0, then it always lies in:

16. If a linear equation has solutions (–3, 3), (0, 0) and (3, –3), then it is of the form:

(a) y – x = 0

(b) x + y = 0

(c) –2x + y = 0

(d) –x + 2y = 0

17. Cost of book (x) exceeds twice the cost of pen (y) by Rs 10. This statement can be expressed in form of linear equation as:
(a) x – 2y – 10 = 0
(b) 2x – y – 10 = 0
(c) 2x + y – 10 = 0
(d) x – 2y + 10 = 0

18. Equation of the line parallel to x-axis and 6 units above the origin is:

(a) x = 6

(b) x = –6

(c) y = 6

(d) y = –6

19. Straight line passing through the points (-1, 1), (0, 0) and (1, -1) has equation
(a) y – x = 0
(b) x + y = 0
(c) y = 2x
(d) 2 + 3y = 7x