document.write( "Question 1004294: A mean average of 60 on 7 exams is needed to pass a course. on her first 6 exams, sheryl received grades of 49, 73, 69, 57 66 and 71
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document.write( "what grade must she receive on her last exam to pass the course? \n" );
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Algebra.Com's Answer #620802 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Provided they are all weighted evenly, we set it up as \n" ); document.write( "(49+73+69+57+66+71+x)/7 >= 60 \n" ); document.write( "and \n" ); document.write( "49+73+69+57+66+71+x >= 420 \n" ); document.write( "385 + x >= 420 \n" ); document.write( "x >= 35 \n" ); document.write( " |