Q: Two sister countries used petroleum in different ways. Norway used it to make plastics, while Sweden used it for fuel. Which country used more fuel for airplanes?
A: Sweden

Q: Fred was a good athlete in his youth, and so was Vic. Fred started eating junk food and other fatty foods in his 30's. His cholesterol is very high now. Vic became a vegan later,and he is in a very good physical shape. Which friend had a greater chance of developing atherosclerosis?
A: Fred

Q: Bill and Bob were two brothers. they were both into physical exercise, but Bill chose weight lifting, and Bob running. Which brother had smaller muscles?
A: Bob

Q: Patty was a runner and liked hiking so she spent a lot of time outdoors. Her friend Fay sealed up her home and spent most of her time indoors. Both friends lived in an area with moderate to high levels of air pollution and attended a seminar where they learned more about the impact of air pollution on human health. Which friend was exposed to less outdoor pollution?
A:
Fay