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WorksheetsLinear Eqns in Two variables POST TEST
Total questions: 10
Worksheet time: 8mins
Name
Class
Date
1.
The equation y = 3x + 5 has _____
a)
A unique solution
b)
Only two solutions
c)
Three solutions
d)
Infinitely many solutions
2.
If (2 ,0) is a solution of the linear equation 2x + 3y = k, then the value of k is_____
a)
4
b)
5
c)
6
d)
2
3.
The equation x = 7 in two variables can be written as ____
a)
1.x + 1 .y = 7
b)
1.x + 0.y = 7
c)
0.x + 1. y = 7
d)
0.x + 0.y = 7
4.
The graph of the line x = 6 is a line___
a)
parallel to x -axis at a distance of 6 untis from origin
b)
parallel to y-axis at a distance of 6 units from the origin
c)
making an intercept 6 on the x-axis
d)
making an intercept 6 on both the axis
5.
If we multiply or divide both sides of a linear equation with a non-zero number, then the solution of the linear equation____
a)
Changes
b)
Remains the same
c)
Changes in case of multiplication only
d)
Changes in case of division only
6.
How many linear equations in x and y can be satisfied by x = 1 and y = 2
a)
Only one
b)
Two
c)
Infinitely many
d)
Three
7.
The graph of ax + by + c = 0 is _____
a)
A straight line parallel to x - axis
b)
A straight line parallel to y - axis
c)
A general straight line
d)
A line in the 2nd and 3rd quadrant
8.
The point of the form (a , -a) always lies on the line____
a)
x = a
b)
y = - a
c)
y = x
d)
x + y = 0
9.
x = 4, y=3 is a solution of the linear equation
a)
2x + y = 17
b)
2x + 3y = 17
c)
x + 3y = 17
d)
2x+2y=17
10.
Any point on the line x = y is of the form:
a)
a. (k, -k)
b)
b. (0, k)
c)
c. (k, 0)
d)
d. (k, k)
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