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Lashonda has scored 83, 72, 74, and 85 on her previous four tests. What score does she need on her next test so that her average (mean) is 81?
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Lashonda has scored 83, 72, 74, and 85 on her previous four tests. What score does she need on her next test so that her average (mean) is 81?

User Marc Bollinger
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4.6k points

1 Answer

4 votes

Answer:

91

Explanation:

User Mariszo
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