There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

What has 88 keys?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

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 ?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

I was born in a small house and I live in it all alone. No windows and no doors have been assigned to my house. The only way I can go out is by breaking through the walls of my house.

Who am I?