I am a prime number.
The double of myself is equal to the square of me.

which number am I?

How many Watermelons are there in the below picture?

You need to move three matchsticks to form three squares. Can you do it?

What common phrase is represented by the below lines

Easy going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Medium going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Tough going:
Weak, 'I can't do it, I'm staying!'
Tough, 'Let's get going.'

What number do you get when you multiply all of the numbers on a telephone's number pad?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Can you solve the below geography rebus by decoding the below rebus ?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

81 x 9 = 801. What must you do to make the this equation true?