tylenajohnson8 tylenajohnson8

30-10-2017
Mathematics

contestada

davids math grades are 85 49 67 and 83 on 4 tests. what grade must he earn on the next test to have a mean of 75

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ConnorLin9 ConnorLin9

30-10-2017

He must earn a 91
85+49+67+83+91=375
375/5=75

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