How many times in a given day, minutes and hour clock comes in a straight line ?

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?

Mr Red Lives in the red house.
Mr Green Lives in the greenhouse.
Mr Yellow Lives in the yellow house.

Who lives in the Whitehouse?

Find the missing number in the image below.

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?

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

The Little ant seems to be always confused. Do you know why?

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

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

What is the difference between a jeweller and a jailer?