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Mathematics, 31.07.2019 11:30 kifeak2002

Evie has scores of 72, 78, 80 and 84 on four science quizzes. what score must she get on the next quiz to have an average of at least 80?

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Evie has scores of 72, 78, 80 and 84 on four science quizzes. what score must she get on the next qu...

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