Mathematics, 23.06.2019 07:20 soccergirly7588

1) omar has scored 85, 71, and 77 on the first three exams in his math class. if the standard 70,80,90 scale is used for grades of c, b, and a, and the exams are equally weighted, what is the minimum he can score on the final exam in order to: a) get a c average on exams? b) get a b average on exams? c) get an a average on exams?

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1) omar has scored 85, 71, and 77 on the first three exams in his math class. if the standard 70,80,...

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