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- 1. Multiple Choice
The distance between the graphs of the equations y = -1 and y = 3 is :
2
4
3
1
- 2. Multiple Choice
If ( 2k - 1 , k ) is the solution of the equation 10x - 9y = 12 , then k =
1
2
3
4
- 3. Multiple Choice
Countries like United States and Belize use Fahrenheit for measuring temperature whereas India use Celsius.
Here is a equation for converting Fahrenheit to Celsius.
F = (9/5)C + 32.
If the temperature is 95⁰F then what is the temperature in Celsius?
34.5⁰C
12.5⁰C
35⁰C
37⁰C
- 4. Multiple Choice
Find the value of s if (23,2), is a solution of sx + 12y = 7 is
1.476
-0.739
12.32
-1.453
- 5. Multiple Choice
The line represented by the equation x + y = 16 passes through (7,9). How many more lines pass through this point
One
Five
Infinite
No more lines can pass
- 6. Multiple Choice
The area of the triangle formed by the line x+2y=6 and the co-ordinate axis is
4
7.5
9
-8
- 7. Multiple Choice
The value of k, if x = 1, y = 2 is a solution of the equation 2x + 3y = k.
5
6
7
8
- 8. Multiple Choice
The solution of equation x-2y = 4 is:
(0,2)
(2,0)
(4,0)
(1,1)
- 9. Multiple Choice
3x+10 = 0 will have :
Unique solution
Two solutions
Infinitely many solutions
No solutions
- 10. Multiple Choice
4x - 32y² + 3x³ = 35 is a linear equation in 2 variables. State true/false.
true
false
- 11. Multiple Choice
A ball is kept on a Cartesian plane. Its initial position is (3,4). Then it is moved 3 units towards the left, after which it is rotated 90° towards right. It is then moved 5 units towards south. What would be its final position?
(0,0)
(-1,0)
(0,-1)
(0,9)
- 12. Multiple Choice
Can (⅔, 4.5) be a solution to a linear equation in 2 variables?
Yes
No
Some times may be, sometimes not
- 13. Multiple Choice
Find the value of k, if x = 2, y = 1 is a solution of the equation 2x + 3y = k.
2
4
7
1
- 14. Multiple Choice
If the point (3, 4) lies on the graph of the equation 3y = ax + 7, find the value of a
3/5
5/3
3
7
- 15. Multiple Choice
If we multiply or divide both sides of a linear equation with a non-zero number, then what will happen to the solution of the linear equation ?
remains same
becomes 0
is not equal to 0
1
- 16. Multiple Choice
The condition that the equation ax + by + c = 0 represents a linear equation in two variables is :-
a ≠ 0, b = 0
a = 0, b = 0
a ≠ 0, b ≠ 0
a = 0, b ≠ 0
- 17. Multiple Choice
If "x = 3" and "y = -2" is the solution of the equation 4px - 3y = 12, then the value of "p" is?
0
½
2
3
- 18. Multiple Choice
x = 9 and y = 4, is solution of which of the following equations?
2x + y = 17
x + y = 17
x + 2y = 17
3x - 2y = 17
- 19. Multiple Choice
The equation 4 -3x = 0 can be written in two variable as :
4 + y - 3x = 0
4 - y - 3x = 0
3x + 0y + 4 = 0
-3x + 0y + 4 = 0
- 20. Multiple Choice
The cost of 2 kg of apples and 1 kg of grapes on a day was found to be Rs.160.
A linear equation in two variables to represent the above data is if the amount of apples is represented by "x":
2x + y = 160
x + 2y = 160
none of these
x+ y = 160
- 21. Multiple Choice
For the equation 5x – 7y = 35, if y = 5, then the value of ‘x’ is :
14
12
-14
-12
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