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?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

What jumps when it walks and sits when it stands?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

How can a man go eight days without sleep?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?