Answer:
How many bananas can you eat if your stomach is empty?
What was the longest river in the world before the Amazon River was discovered?
What coin doubles in value when half is deducted?
You draw a line. Without touching it, how do you make the line longer?
What is the difference between yesterday and tomorrow?
Not born, but from a Mother's body drawn. I hang until half of me is gone. I sleep in a cave until I grow old. Then valued for my hardened gold.