Logic Riddles

Question: How much does it worth to shoot a free throw in a game of basketball?

Question: When the answer I give is yes, it is no, and when the answer I give is no, it is yes. What is the question?

Question: I see you, you see me; I raise my right, you raise your left. What am I?

Question: What number when divided in half becomes zero?

Question: What listens, yet it tells?