Why do you find that most of the buildings are deprived of the 13th floor?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

By using 'because' continuously three times, can you make an English statement ?

I look at you, you look at me, I raise my right, you raise your left. What am I?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

Rumel, A detective who was mere days from cracking an international smuggling ring has suddenly gone missing. While inspecting his last-known location, you find a note:

710 57735 34 5508 51 7718

Currently, there are 3 suspects: Bill, John, and Todd. Can you break the detective's code and find the criminal's name?

A large water tank has two inlet pipes (a large one and a small one) and one outlet pipe. It takes 3 hours to fill the tank with the large inlet pipe. On the other hand, it takes 6 hours to fill the tank with the small inlet pipe. The outlet pipe allows the full tank to be emptied in 9 hours.

What fraction of the tank (initially empty) will be filled in 0.64 hours if all three pipes are in operation? Give your answer to two decimal places (e.g., 0.25, 0.5, or 0.75).

You have a square. What you have to do is cut and reassemble the square such that you create a Red Cross sign that has the same volume as that of the square.