Question: There're two people in front of you: your friend and an imposter looking exactly like your friend. There's no way to determine who is who by asking questions, they know the same information about you. You have only one bullet in your gun. If you kill or injure the imposter, you and your friend will be saved, If you're wrong, he'll kill you immediately. How will you know?
Answer: Ask them to drop their weapon, the one who won't obey is the imposter.
Question: Surrounded by life , yet life is its biggest enemy. But without life there is no need for it to exist. What is it?
Answer: A ship or a boat. Life here is the ocean.
Question: During what month do people sleep the least?
Answer: February, it's the shortest month after all.
Question: A horse jumps over a castle killing a woman, who is she?
Answer: The Queen in a chess game
Question: When is 99 more than 100?
Answer: A microwave.Generally when you run a microwave for '99' it runs for 1 minute and 39 seconds. '100' runs for 1 minute.
Question: What makes a hotel hot even when below zero temperatures?
Answer: Taking away 'el'.