10 questions

- 1. Multiple Choice
1.What is the formula for finding Arithematic mean of discrete data?

£fx/N

N/£fx

£fx ×N

- 2. Multiple Choice
a^m ×a^n is equal to:

a^m-n

a^m+n

a^mn

- 3. Multiple Choice
Co-interior angles:

Are equal

Are not equal

Have sum 180 degree

- 4. Multiple Choice
Corresponding angles are:

unequal

Equal

Have sum 180 degree

- 5. Multiple Choice
If alternate angles are equal then:

the lines are parallel

The lines are intersecting

Cant be said anything

- 6. Multiple Choice
The mean of the numbers 5,10,15 is :

5

15

10

- 7. Multiple Choice
-3x+5x is equal to:

2x

-2x

8x

- 8. Multiple Choice
-15x/3x is equal to:

-5x

+5x

-5

- 9. Multiple Choice
x/3=15/3 then value of x is equal to:

5

15

10

- 10. Multiple Choice
If x-3=7 then value of x is:

4

-4

10

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