Long Riddles and Answers

 

Question: How much is a good night sleep worth?


Cinderella (medium)

Question: Why doesn't Cinderella play softball?

Question: What grows shorter as it grows older?

My Riddle (medium)

Question: The more you add, the less it weighs.

Question: 2+3=8 4+5=24 6+7=42 8+9=80 9+10=?