Test Series-08

Instructions

• Your test contains 10 multiple choice questions with only one answer
• This is 30 min test.Please make sure you complete it in stipulated time
• You can Finish this test any time using 'Submit' button.
• Once finished you get a chance to review all question with correct answers and their solutions.

1.The pair of linear equations 8x -5y=7 and 16x-10y=20 has?
no solutions
infinite solutions
One solution
two solution

2) The pair of linear equations x -5y=11 and 3x-15y-33=0 has
no solutions
infinite solutions
One solution
two solution

3. The pair of linear equations x -3y+3=0 and 2x=3y+6 has?
no solutions
infinite solutions
One solution
two solution

4. Anil scored 55 marks in Maths test receiving 3 marks for each correct answer amd losing 1 mark for each wrong answer. Had 4 marks been awarded for each correct answer amd 2 marks deducted for wrong answer,the anil would have got 70 marks. The number of the questions in the Maths test are ?

15
10
25
20

5. Which of these is not true for the Line 11x-9y+99=0 ?
x axis at ( -9,0)
y axis at ( 0,11)
Point (1,110/9) Lie on the line
None of these

6. Which of these is not true for the pair of Linear equation ?
x-2=0
y-11=0

It has no solution
They are perpendicular to each other
Line x-2=0 is parallel to y-axis
Line y-11 is parallel to x-axis

7. Which of these are not true?
When two equation have one solution,Graphically they are represented by intersecting lines
When two equation have infinite solution ,Graphically they are represented by coincident lines
When two equation have no solution ,Graphically they are represented by two distinct parallel line
None of these

8. Solution of Linear equation 60-4x+y=0 and x-y+3=0 is ?
( 19,16)
(21,24)
(24,21)
(16,19)

9. For what value of k,do the equations 6x-2y+16=0 and 12x-ky=-32 represents conincident lines?
4
-4
1/4
-1/4

10.Two statement
Statement A: The lines y=0 and y=12 do not have any solution
Statement B: The lines x=0 and y=0 has one solution

A is correct only
B is correct only
A and B both are correct
A and B both are incorrect

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