How many times can you subtract the number 5 from 25?

What goes up but never comes down?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

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?

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

There’s a one-story house in which everything is yellow. Yellow walls, yellow doors, yellow furniture. What colour are the stairs?