Mary and Ann are mother and daughter. Mary is in her 70's while Ann is in her late 40's. They both work out regularly for improved health. Mary has been experiencing some health issues lately. Which person experienced a decrease in strength?
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Answer: Mary

John works for the NSF. He has two research proposals in front of him, case A and case B. Both are looking for further funding. Case A research has been replicated by other researchers, but case B research could not be replicated by others. He needs to decide which research should get further funding. In which case the original results were most likely correct, case A or case B?
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Answer: case A

The inuit tribe lived and hunted on the shores of the Arctic ocean., very close to the North pole. The weather there was very cold throughout the year. Their distant cousins the umpala tribe, lived thousands of miles away, on the shores of the Indian ocean, where the weather was humid and warm, in a tropical climate. Which tribe experienced less sea ice?
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Answer:
umpala