Answer:
How many bananas can you eat if your stomach is empty?
There are two sisters: one gives birth to the other and she, in turn, gives birth to the first. Who are the two sisters?
A man is able to contact his long lost brother who has never met. They agree to meet. When the brother arrives he is able to instantly pick him out from the crowd. How is that possible?
How do you drop an egg and never break it?
I have two coins, one is marked George I and one is marked George IV. One is genuine but one is a forgery. Which is the forgery?
What is round, has a twin, and sees more than most?