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Hiding and Revealing Final Average Scores

Hiding and Revealing Final Average Scores

From  Richard Gosselin on 07/7/2020 0 likes 0  

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Jim has gotten scores of 67 and 95 on his first two test. What score must he get on his third test to keep an average of 85 or greater?

From  Marisol Montemayor on 06/27/2017 0 likes 0