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A Wise Professor Crafts a Midterm That Is Beautiful to Behold

question 33

Essay

A wise professor crafts a midterm that is beautiful to behold, painful to take, and a chore to grade. The first exam takes almost an hour and a half to grade (89 minutes and 24.7 seconds to be precise)but the second one takes only seventy-six minutes to complete. Realizing that learning effects are at work, the professor looks at his social calendar and spots an important social engagement at this time on the following day, exactly 24 hours from now. How long will it take to grade the third exam? How long will it take to finish grading exams for the entire class of 30 students?


Definitions:

Level of Satisfaction

The degree to which needs, desires, or expectations are fulfilled or gratified.

Marginal Utility

The change in satisfaction or utility received by consuming one additional unit of a good or service.

Limited Usefulness

Refers to the notion that a tool, resource, or piece of information is only beneficial or applicable in certain situations or to a certain extent.

Optimal Quantity

The amount of a good or service that maximizes the net benefit to an individual or society, often considering factors like cost and utility.

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