How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

What Does this text mean:

important=important

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Our product and our sum always give the same answer. Who are we?

Can you divide the below-given shape into four equal and identical pieces?

What has to be broken before you can use it?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

What has many teeth, but cannot bite?

Move four matchsticks to the below square to form three squares?

Move three sticks of the spiral below to form a square.