A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

If your uncle’s sister is not your aunt, what relation is she to you?

How can a man go eight days without sleep?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

What does this Rebus Picture means ?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

What begins with T, ends with T, and has T in it?

What can you hold in your right hand, but never in your left hand?

What 5-letter word typed in all capital letters can be read the same upside down?