[Q]: Two friends studied different planets for their school project. Sean studied Earth's atmosphere, while Bill studied Venus's and Mercury's. Which friend studied about a greater pressure on the surface of the planet?
****
[A]: Bill

[Q]: John and Keith are neighbors. They have been pondering about how to communicate with each other in a doomsday scenario when all the electronic devices would be useless. They connected their houses with three ducts. One of the ducts is filled with air; they called it channel A. Another duct is filled with water; they called it channel B. And the last duct is filled with iron; they called it channel C. They can now transmit sound with these channels of communication; in case, disaster strikes. How many times faster is channel B than channel A, 4.3 times or 15 times?
****
[A]: 4.3 times

[Q]: Two brothers had bike repair shops in neighboring towns. Bob's was located in a hilly area, with more precipitation and full of bike trails, so he had more people coming in, while Rob's was in the valley, near the parks. Which bike shop fixed fewer bike transmissions?
****
[A]: Rob's

[Q]: Two teams of athletes were attending a competition. Brown team arrived in time and started their warm up, but Green team arrived late and skipped their warm up so they experienced some people getting injured. Which team had a smaller chance of getting injuries?
****
[A]:
Brown