Joseph asks…Brain Teasers! First to get all right wins 10 points.?1. The maker makes it but doesn't use it. The buyer buys it but doesn't use it. The user uses it but doesn't know they're using it. What is it?
2. A ping pong ball fell into a pipe. The pipe was buried in concrete except for 1 inch at the top. It was barely wider than the ball so you cannot use your hand. How do you get it out?
3. You're stuck in a concrete room with no windows or doors. All you have is a desk and a mirror.
