Good Riddles

Question: There are 3 chests, labelled food, beds and food and beds.True enough, one chest contains only food, one chest contains only beds and one chest contains both. You are warned that the chests' labels may be lying collectively, or not at all. How can you tell which chest contains what by just opening one of them?

Question: A man goes to work taking a very long bus route, transferring to different buses many times. First, he gets on bus number 60, then bus number 12, then bus number 240, then bus number 48. Which two buses would he get on next?

Question: What is green and has wheels?

Question: A man is on a game show. To win the game show and get a car, he must exit an empty room exactly one 1/2 hour later. He is given one candle that lasts exactly one hour and a lighter. Exactly 30 min later the man exits the room and wins his car. How did he do it?

Question: What is the Capitol of Las Vegas