You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

Which English verb becomes past tense just by rearranging the letters?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

What always comes into a house through the keyhole?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

What is full of holes but still holds water?