document.write( "Question 300721: Suppose that the mean score of a class of 28 students was 75. The 17 male students in the class had a mean score of 68. What was the mean score for the 11 female students? \n" ); document.write( "
Algebra.Com's Answer #215812 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Suppose that the mean score of a class of 28 students was 75. \n" ); document.write( " The 17 male students in the class had a mean score of 68. \n" ); document.write( " What was the mean score for the 11 female students? \n" ); document.write( ": \n" ); document.write( "let g = mean score of the girl student \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( "Multiply both sides by 28 \n" ); document.write( "1156 + 11g = 28(75) \n" ); document.write( "1156 + 11g = 2100 \n" ); document.write( "11g = 2100 - 1156 \n" ); document.write( "11g = 944 \n" ); document.write( "g = \n" ); document.write( "g = 85.8; the mean score of the girls \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check solution \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |