document.write( "Question 1000029: If I have eight test. What's the lowest score I can get to average and 89.
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document.write( "The lowest grade is 0 and the highest is a 100 \n" );
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Algebra.Com's Answer #617525 by stanbon(75887) ![]() You can put this solution on YOUR website! If I have eight test. What's the lowest score I can get to average and 89. \n" ); document.write( "The lowest grade is 0 and the highest is a 100 \n" ); document.write( "---------- \n" ); document.write( "Assume you get 100 on 7 of the tests \n" ); document.write( "Find the score of the 8th test. \n" ); document.write( "Average = (7*100+x)/8 = 89 \n" ); document.write( "------- \n" ); document.write( "700+x = 712 \n" ); document.write( "x = 12 \n" ); document.write( "----- \n" ); document.write( "Ans: 12 is the lowest score you can get and still average 89 \n" ); document.write( "--------------- \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------- \n" ); document.write( " |