Answer:
There are 20 birds in a tree. A man comes and shoots one of the birds. How many birds are left?
How many bananas can you eat if your stomach is empty?
If you count 20 houses on your right going to the store and 20 houses on your left coming home, how many houses did you count?
No matter how terrible things get for the people of the Arctic, they will not eat a penguin. Why not?
A boy throws a baseball. It travels 40 feet and then goes right back to the boy. How is that possible?
What is always coming but never arrives?