You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

10+10 and 11+11 can give you the same answer.

Explain how?

Bay of Bengal is in which state?

A woman lives in a Tall building thirty-six floors high and 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?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

What word is represented by this rebus?

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?