John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

Solve this riddle by finding the odd one out from the rest.

The dirtier I get, the whiter I look. Who am I?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

When does a USA Potato change its nationality?

Why are all black people so quick ?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.