What do you answer even though it never asks you questions?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

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.

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Spot the cat in the picture below

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

How can you tell a raw egg from a hard-boiled egg?