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Mathematics, 10.05.2021 17:40 catie8269

2. Rosalind has grades of 90, 90, 92, and 78 on four history tests. What grade does she
need to get on her next test so that her
average for the five tests will be a 90?

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2. Rosalind has grades of 90, 90, 92, and 78 on four history tests. What grade does she
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