Answer:
How can you place a pencil on the floor so that no one can jump over it?
Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?
How many bananas can you eat if your stomach is empty?
When is homework not homework?
What man can shave 10 times a day and still have a beard?
What never gets any wetter no matter how hard it rains?