Mathematics, 26.08.2020 18:01 spaigenicole
Abby scored 87, 86, 93, and 89 on her first four history quizzes. What score does Abby need to get on her fifth quiz to have an average of exactly 91 on her history quizzes.? A.94 B.98 C.100 D.90
Answers: 1
if the mean is 91.
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Abby scored 87, 86, 93, and 89 on her first four history quizzes. What score does Abby need to get o...
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