You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

What is the coolest letter in the alphabet?

Why is 6 afraid of 7?

what does this below rebus represent identXQQQQQME

There are two insects on a tile. Insect X is sitting on one side of the tile (point A) and Insect Y is sitting opposite on the other side of the tile (point B). Now both of them decide to change their position and thus X starts crawling to point B and Y starts crawling to point A. When they meet and pass each other in between, X takes 20 seconds to reach B and Y takes just 5 seconds to reach A.

Can you calculate the total time each of the insects took to change their positions?

Why are all black people so quick ?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

Solve the following series:
AZ, GT, MN, __, YB

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?