There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

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

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

Can you make a fire with just a single stick?

Find the hidden tiger in the given optical illusion ?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Can you solve below mathematical equation?

2^1234 - 2^1233