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Mathematics, 24.08.2019 18:30 peyton2730
Jerry had an average score of 85 on his first 8 quizzes. he had an average score of 81 on his first nine quizzes. what score did he earn on his ninth quiz?
side note: i got 49 the first time i tried it but when i checked it, it was wronfg
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Jerry had an average score of 85 on his first 8 quizzes. he had an average score of 81 on his first...
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