SOLUTION: Suppose your grades on three english exams are 80, 93, and 91. What grade do you need on your next exam to have a 90 average on the four exams?
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Question 560092: Suppose your grades on three english exams are 80, 93, and 91. What grade do you need on your next exam to have a 90 average on the four exams?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let grade on next exam =
given:
A 96 is needed to average 90 for the 4 exams
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