A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

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

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Solve this riddle by finding the odd one out from the rest.

If an electric train is travelling south, then which way is the smoke going?

Two friends were stuck in a cottage. They had nothing to do and thus they started playing cards. Suddenly the power went off and Friend 1 inverted the position of 15 cards in the normal deck of 52 cards and shuffled it. Now he asked Friend 2 to divide the cards into two piles (need not be equal) with equal number of cards facing up. The room was quite dark and Friend 2 could not see the cards. He thinks for a while and then divides the cards in two piles.

On checking, the count of cards facing up is same in both the piles. How could Friend 2 have done it ?

John was piloting a plane behind a car but was never able to overtake it. Why?

Which number should replace the question mark?