Home » Megan is a hard-working college junior. One Tuesday, she decides to work nonstop until she has answered 100 practice problems for her physics course….

# Megan is a hard-working college junior. One Tuesday, she decides to work nonstop until she has answered 100 practice problems for her physics course….

Megan is a hard-working college junior. One Tuesday, she decides to work nonstop until she has answered 100 practice problems for her physics course. She starts work at 8:00 AM and uses a table to keep track of her progress throughout the day. She notices that as she gets tired, it takes her longer to solve each problem.TimeTotal Problems Answered8:00 AM09:00 AM4010:00 AM7011:00 AM90Noon100Use the table to answer the following questions.The marginal, or additional, gain from Megan’s second hour of work, from 9:00 AM to 10:00 AM, is _ problems.The marginal gain from Megan’s fourth hour of work, from 11:00 AM to noon, is _ problems.Later, the teaching assistant in Megan’s physics course gives her some advice. “Based on past experience,” the teaching assistant says, “working on 25 problems raises a student’s exam score by about the same amount as reading the textbook for 1 hour.” For simplicity, assume students always cover the same number of pages during each hour they spend reading.Given this information, in order to use her 4 hours of study time to get the best exam score possible, how many hours should she have spent working on problems, and how many should she have spent reading?0 hours working on problems, 4 hours reading2 hours working on problems, 2 hours reading3 hours working on problems, 1 hour reading4 hours working on problems, 0 hours reading

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