Logic Riddles

Question: What listens, yet it tells?

Question: The doctor gives you three pills and tells you to take one every half hour. How long before you run out of pills?

Question: If a man has 10 birds and he sells them for 80 chicks each, how many chicks does he have?

Question: You look east you look west your looking in both directions at the same time because there's a star you must reach. What are you actually doing?

Question: What temperature is twice as hot as 0 degrees Celsius?