Logic

What coin doubles in value when half is deducted?

related riddles

Imagine you’re in a room that is filling with water. There are no windows or doors. How do you get out?

Your mother's brother's only brother-in-law is asleep on your couch. Who is asleep on your couch?

Two fathers and two sons are in a car, yet there are only three people in the car. How is this possible?