document.write( "Question 1046331: Lucy is taken for tests in math class and has an average of 85. \r
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document.write( "a. What's score would you have to get on her fifth test to have an average of 88?
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document.write( "b. Can she get an average of 90? Explain. \n" );
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Algebra.Com's Answer #661799 by jorel555(1290)![]() ![]() ![]() You can put this solution on YOUR website! a.5 x 88=440 \n" ); document.write( "4 x 85=340 \n" ); document.write( "440-340=100 needed on her fifth test to average 8 for all her tests.\r \n" ); document.write( "\n" ); document.write( "b. No. Not unless she can score more than 100 on her fifth test; she would not have enough total points to average 90 on all her tests. ☺☺☺☺ \n" ); document.write( " |