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?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

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

Trying to tease Birbal, Akbar gave him one gold coin and ask him to buy
* something for him to eat
* something for him to drink.
* something to feed the cows
* something to plant in the garden
and most important you need to buy only one thing.

What must Birbal buy to silence Akbar?

What is both possible and impossible at the same time?

What number do you get when you multiply all of the numbers on a telephone's number pad?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Can it be possible to build a house that has all its four walls facing towards the South?