Logic Riddles

Question: There are 11 bananas and you take 4, how many do you have?

Question: There is a chain nailed to the wall. The chain is 10 feet long and the center of the chain dips down 5 feet from where each side of the chain is nailed to the wall. How far are the 2 ends of chain from each other?

Question: A man has 3 children and half of them are girls, how is this possible?

Question: Why did the chicken cross the road?

Question: A man drives from San Francisco to Honolulu without any of his tires.

How does he do this?