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?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

What is more useful when it is broken?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

Forwards I am heavy, backward I am not. What am I?

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?