Mathematics, 19.07.2019 12:10 cjmckee2001

Ella’s test grades in her history class are 89, 94, 82, 84, and 98. what score must ella make on her next test to have a mean test score of 90?

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Ella’s test grades in her history class are 89, 94, 82, 84, and 98. what score must ella make on her...

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