If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

Before Mount Everest was discovered, what was the highest mountain in the world?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

You Are Highly Attentive If You Can Spot A Hat In This Bathroom In 9 Seconds!

Which Burger Is Different in below image?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

Replace the question mark with the number below given a simple math problem.

A man is lying dead in a field where no one is around. His head is split open and his legs are disfigured. Near to him, there is an unopened package. No living organism can be found anywhere at the crime scene.

How did he die?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

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