John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

Find the value of "?" in the ball picture Riddle below:

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

Solve the rebus riddle in the picture below.

Can you count the number of triangles in the given figure?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

A father's child, a mother's child, yet no one's son.

Who am I?