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

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

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

It belongs to you, but other people use it more than you do. What is it?

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Whats the next number in the below number sequence pattern.

What does this Rebus Picture mean?

I shave every day, but my beard stays the same. What am I?