Answers to Lateral Thinking
1. The man is a dwarf. He can reach the button on the bottom of the elevator for the first floor, but he cannot reach the button for the tenth floor. The seventh floor button is the farthest he can reach.
2. The plane was flying upside down.
3. They were used by the childern who built a snowman. The snow has now melted.
4. They were husband and wife.
5. He climbed on a block of ice, which has since melted.
