Answer:
You walk into a room with a rabbit holding a carrot, a pig eating slop, and a chimp holding a banana. Who is the smartest animal in the room?
I am lighter than air, but a hundred people cannot lift me. Careful, I am fragile. What am I?
I dig out tiny caves and store gold and silver in them. I also build bridges of silver and make crowns of gold. Sooner or later everybody needs my help yet many people are afraid to let me help them.
What has a bottom at the top?
You throw away my outside you cook my inside. Then you eat my outside and you throw away my inside.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?