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Jenny believes that spending one hour studying for economics will increase her grade by 20 points. Studying for a second hour will increase her grade by 10 points. She also believes that studying for an hour for history will increase her grade by 15 points, but spending a second hour will increase her grade by only 5 points. Jenny has two hours to study. If Jenny wants to maximize the sum total of her scores, what should she do? Group of answer choices

Respuesta :

amniotecardamom

Answer:

1 hour of history and 1 hour of economics

Explanation:

If Jenny studies economics only, she will have 10 points in the first hour and 5 points in the second hour, totaling 15 points. If Jenny studies history only, she will have 15 points in the first class and 5 points in the second class, totaling 20 points. To maximize her score, Jenny should study one hour of economics, which will earn her 10 points and one hour of history, which will earn her 15 points, totaling 25 points in two hours.

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