SOLUTION: You score 91, 93 and 80 on your past three math exams. What score do you need on the next exam to have an average of 90 on the 4 exams
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Question 1084277: You score 91, 93 and 80 on your past three math exams. What score do you need on the next exam to have an average of 90 on the 4 exams Answer by josgarithmetic(39623) (Show Source):
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