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  3. a student earned grades of 92, 83, 77, 84, and 82

A student earned grades of 92, 83, 77, 84, and 82 on her fiveregular tests....

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A student earned grades of 92, 83, 77, 84, and 82 on her fiveregular tests. She earned a grade of 95 on her class project, andher homework grade was 77. The five regular tests count for60% total of the final grade, and the project counts for 15%, andthe homework grade also counts for 15%. If the final examcounts for 10% of the final grade, what minimum grade on thefinal will ensure that she gets a weighted average of at least 80(B-) for her final weighted mean grade?

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