I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Where do fish keep their money?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

Which is the rope you never skip with?

Can you place six X (crosses) in below board without making three in a row in any way ?

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?