Good Riddles

Question: What is square and green?

Question: How do you run around your block 10 times without breathing heavily?

Question: if last year "shoe" was written with a "s" how do we wright it today

Question: A truck that can carry 2 tons and is is on a bridge that can support up to 2 tons. Will the bridge break?

Question: If there are three people and two of them are going to die, how do you know who is going to live?