NCERT Class 9 Mathematics/ Linear Equations in Two Variables/ MCQ
NCERT Class 9 Mathematics/Linear equations in two variables is about the multiple choice questions that you can expect for yearly examination. This worksheet is designed for CBSE Class 9 Mathematics students.
NCERT Class 9 Mathematics/ Linear Equations in Two Variables – Chapter 4
Multiple Choice Questions / MCQ
Choose the correct answer from the options given below:
- Equations of degree one having two variables is called ————— in two variable.
A. Quadratic Equations
B. Linear Equations
C. Cubic Equations - The general form of a linear equation in two variables is ——-——
A. ax + b = 0
B. ax + by + c = 0
C. ax + by + cz = 0 - A linear equation in two variables has ———- solutions.
A. Finite
B. Infinitely many solutions
C. Only one solution. - The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement.
A. x – 2y = 0
B. x + 2y = 0
C. x – y = 0 - Which of the following is not a solution of the equation 2x + y = 7?
A. x = 0, y = 7
B. x = 2, y = 3
C. x = 4, y = 3 - Find the value of k if x = 2, y=1 is a solution of the equation 2x + 3y = k?
A. 5
B. 6
C. 7 - If the point (3, 4) lies on the graph of the equation 3y = ax + 7, find the value of a?
A. 2/3
B. 5/3
C. 7/3 - An equation of the type y = mx represent a line passing through ————-
A. (0, 1)
B. (1, 0)
C. (0, 0) - The graph of x = a is a straight line parallel to the ———- axis
A. x axis
B. y axis
C. None of these - The graph of y = a is a straight line parallel to the —— axis.
A. x axis
B. y axis
C. None of these
ANSWERS:
- Linear Equations
- ax + by + c = 0
- Infinitely many solutions
- x – 2y = 0
- x = 4, y = 3
- 7
- 5/3
- (0, 0)
- y axis
- x axis