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To receive a grade A, the average of four 100-point exams must be 90 or better. If a student received scores of 89, 82, and 94 on the first three exams, what minimum score does …
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To receive a grade A, the average of four 100-point exams must be 90 or better. If a student received scores of 89, 82, and 94 on the first three exams, what minimum score does …
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Jun 18, 2018
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To receive a grade A, the average of four 100-point exams must be 90 or better. If a student received scores of 89, 82, and 94 on the first three exams, what minimum score does he need on the fourth exam to earn an A?
Mathematics
college
Niraj Nawanit
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Niraj Nawanit
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i did it on paper i agree with the other guy
Ndmeiri
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Jun 20, 2018
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Ndmeiri
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(89 + 82 + 94 + x) / 4 > = 90
(265 + x) / 4 > = 90
265 + x > = 90 * 4
265 + x > = 360
x > = 360 - 265
x > = 95.....the student would have to make a minimum of 95
Mateus Silva
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Jun 22, 2018
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Mateus Silva
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