A Shopkeeper sold a few chickens to four different customers on a particular day. It was such that each customer purchased half of the remaining chickens and half the chicken more.

Can you find out how many chicken were sold by the shopkeeper on that day if we tell you that the fourth customer bought a single chicken ?

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

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

A detective visits his friend John just to discover that John's neighbour Dr Jacob was murdered. Dr Jacob, who is a mathematician wrote the murderer's name in a code word "Hcqtfz". There were five suspects
1. Ajit
2. Pankaj
3. Ganpat
4. Deenu
5. Hariya

The Detective was instantly able to find the murderer.
Can you?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

What is black when you buy it, red when you use it, and gray when you throw it away?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?