Eileen is a hard-working college sophomore. One Sunday, she decides to work nonstop until she has answered 250 practice problems for her math 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. Time Total Problems Answered 8:00 AM 0 9:00 AM 100 10:00 AM 175 11:00 AM 225 Noon 250   Use the table to answer the following questions. The marginal, or additional, gain from Eileen’s second hour of work, from 9:00 AM to 10:00 AM, is   problems.   The marginal gain from Eileen’s fourth hour of work, from 11:00 AM to noon, is   problems.

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Eileen is a hard-working college sophomore. One Sunday, she decides to work nonstop until she has answered 250 practice problems for her math 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.
Time
Total Problems Answered
8:00 AM 0
9:00 AM 100
10:00 AM 175
11:00 AM 225
Noon 250
 
Use the table to answer the following questions.
The marginal, or additional, gain from Eileen’s second hour of work, from 9:00 AM to 10:00 AM, is

 

problems.

 
The marginal gain from Eileen’s fourth hour of work, from 11:00 AM to noon, is

 

problems.