A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

Can you fill the blank with the correct number?

6 30 870 756030 _____

What has lots of eyes, but can’t see?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

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

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

What's the only room from which no one can enter or leave