Why do we preferably have round manhole covers and not square ones?

Do you know who was buried in John's tomb?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

There was a strange boy who was born before his father. How can this be possible?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

What time is it when an elephant sits on a fence?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Replace the question mark with the correct number in below Picture:

You knock a Table over in the library, and suddenly 20 eyes are looking at you.