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Suppose your grades on four science exams are 99, 86, 76, and 95. what grade do you need on your next exam to have a 91 average on the five exams? A)99 B)89.4 C)93 D)90

Suppose your grades on four science exams are 99, 86, 76, and 95. what grade do you need on your next exam to have a 91 average on the five exams? A)99 B)89.4 C)93 D)90
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suppose your grades on four science exams are 99, 86, 76, and 95. what grade do you need on your next exam to have a 91 average on the five exams? A)99 B)89.4 C)93 D)90

User Caliche
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99 because if you add 78+99+95+86 you get 356 and 356+99 is equal to 455 and 455 divided by 5 is 91.
User Jason Glisson
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