SOLUTION: Ann has taken 3 out of 4 of her math test. Her scores are 59,62 and 72. What score does she need on her fourth test to have an average of at least 70?
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Question 901282: Ann has taken 3 out of 4 of her math test. Her scores are 59,62 and 72. What score does she need on her fourth test to have an average of at least 70? Answer by ewatrrr(24785) (Show Source):
