[(- 2)^(-2) ]^(-3)  is equal to
1) 64                    2)
3) - 64                  4)

If the length and width of a tape are 2m and 28cm respectively, then they are in the ratio of
1) 100 : 16                             2) 7 : 50
3) 50 : 7                                 4) 1 : 8

Perform the following steps listed below and check whether the answer is a multiple of 9?
Step-1 Choose a number between 100 and 1000
Step-2 Interchange its first and last digits to make another number
Step-3 Subtract the small number from the largest number
Step-4 Repeat step-2 for the number obtained in step-3
Step-5 Now add the numbers obtained in step-3 and step-4.
Try with some other starting number between 100 and 1000 and check whether the answer is a again a multiple of 9.

How many one-fourths need to be added to  to make 4 ?

i) 3                        ii)  4

iii) 5                       iv) 7

If of 49 + 20% of 130 is equal to x + 49, then x is
i) 10                    ii) 12
iii) 16                  iv) 18

Girija has a gold coin of 150 gms. She distributed
of the coin to her daughters. Now how much gold is left with Girija?

The mirror image in the following case in