Answer:
When is homework not homework?
A murderer is condemned to death. He has to choose between three rooms. The first is full of raging fires, the second is full of assassins with loaded guns, and the third is full of lions that haven't eaten in 3 years. Which room is safest for him?
There are 20 birds in a tree. A man comes and shoots one of the birds. How many birds are left?
Two fathers and two sons are in a car, yet there are only three people in the car. How is this possible?
What is the difference between yesterday and tomorrow?
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?