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karen has taken 4 science quizzes. her scores where 72,80,84, and 92. what minimum score must she get on her next quiz to have an average score of at least 84? A. 82 B. 84 C.92 D.95
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karen has taken 4 science quizzes. her scores where 72,80,84, and 92. what minimum score must she get on her next quiz to have an average score of at least 84? A. 82 B. 84 C.92 D.95

User Macrog
by
7.5k points

1 Answer

2 votes

Ave = (72+80+84+92+x)/(5) = 84

328+x=420

x=92
User Cmartin
by
8.6k points
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