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Mathematics, 24.05.2020 09:57, TKwan
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?
needed on the next test
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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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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