The centre of the third figure is empty. What digit should fit inside?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

Why do people go to bed?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

What does man love more than life, and hate more than death or mortal strife; that which satisfied men want; the poor have, and the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

Why is a river so rich ?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?