There are forty elephants and they have forty-fore heads. How can this be possible?

How can you make number one disappear by adding something to it?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

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

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

In a box, there is a jumble of 7 red balls, 6 blue balls, 5 green balls, and 4 yellow balls. What is the minimum number of balls, will you have to pick up so that you have at least 4 balls of the same colour?

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?

A bomb exploded in a room full of married couples and no one died. How?