A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Jim and Sarah are in a long-distance relationship. Jim buys an engagement ring for Sarah and wants to mail it to her. Unfortunately, the only way to ensure the ring will be received is to place a lock on the package. Jim has locks and Sarah has locks, but neither has keys for each other’s locks. How can they make sure the ring isn’t stolen?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

If eleven plus two equals one, what does nine plus five equal?

Can you find out the remainder when 3^300 is divided by 5?

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

What's the best place to go shopping in the ocean?

Can you count the number of matches in the picture below ?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?