Riddle: You are a bus driver. At the first stop, 3 people get off and 9 get on. At the next stop, 4 people get on and 7 people get off. At the next stop, 8 people get off and 3 get on. At the stop after that, 6 people get on and nobody gets off. At the last stop, everybody gets off except for two people. Does the bus driver have children?
Answer: Yes or no! You are the bus driver, so, if you have children then the answer is yes!