SOLUTION: The range for a B grade is 75 or more but less than 85 Eric has grades of 73, 65 77, 74 before taking the final exam . What possible grade would he need to get a B (Assume a maximu
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Question 15554: The range for a B grade is 75 or more but less than 85 Eric has grades of 73, 65 77, 74 before taking the final exam . What possible grade would he need to get a B (Assume a maximum of 100 points are possible on the final exam)
Answer by pwac(253) (Show Source): You can put this solution on YOUR website!
An average of at least 75 needed from 5 exams
So he needs Multiply both sides by 5
to give x+289=375 Subtract 289 from both sides to give
x=86
So Eric needs 86 or more for his B grade.
Pete
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