Mathematics, 29.01.2020 03:40 joejoefofana

The grade received on a certain teacher's 100-point test varies in direct proportion to the amount of time a student spends preparing for the test. if a student receives 72 points on a test for which she spent 3 hours preparing, what score would she receive on the next test if she spent 4 hours preparing?

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The grade received on a certain teacher's 100-point test varies in direct proportion to the amount o...