document.write( "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) \n" ); document.write( "
Algebra.Com's Answer #7723 by pwac(253)\"\" \"About 
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An average of at least 75 needed from 5 exams
\n" ); document.write( "So he needs \"%28x%2B73%2B65%2B77%2B74%29%2F5=75\"Multiply both sides by 5
\n" ); document.write( "to give x+289=375 Subtract 289 from both sides to give
\n" ); document.write( "x=86
\n" ); document.write( "So Eric needs 86 or more for his B grade.\r
\n" ); document.write( "\n" ); document.write( "Pete
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