A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

why number 8549176320 is one of a kind?

Which is faster, Heat or Cold ? Explain.

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

What part of the chicken has the most feathers?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

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

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?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

If eleven plus two equals one, what does nine plus five equal?