Brother or not

Question: "The Captain is my brother," testified the soldier. But the Captain testified he didn't have a brother. Who is telling the truth?

Question: What gets broken without being held?

Question: You come across a Native American tribe and the leader wants to kill. He tells you, you can say your final words. If you tell the truth you will be burned at the stake. If you lie he will shoot you. What do you say to ensure survival?

Question: During what month do people sleep the least?

Question: Which eight-letter word still remains a word after removing each letter from it?

Question: When is 99 more than 100?