Riddle: A boy and his mom go near a rollercoaster. The employee at the entrance says that they have to be a least five feet two. The boy is five feet five and his mother is 5'2. The boy is allowed to go on the coaster, while his mother is too short. How is that possible?
Answer: The mother is five centimeters. I never said " feet" when i describe the mother's height.
Riddle: A scammer wants to scam lots of people. He scams 2 on the first day. 4 on the second. He scams 8 on the thirty and so on... How many people did he scam on his fifth day?