document.write( "Question 617524: 80 students are graduating from Johnson HS. If the ratio of the grils to boys is 5:4, how many boys are in the class \n" ); document.write( "
Algebra.Com's Answer #388384 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! Ratio of the girls to boys = 5:4 = 5/4 \n" ); document.write( "5+4=9 means 4 out of 9 are boys \n" ); document.write( "So \n" ); document.write( "Boys = (4/9)(180)=4(20)=80 \n" ); document.write( "Girls = 180-80=100 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check \n" ); document.write( "====== \n" ); document.write( "Girls/Boys = 100/80 = 10/8 = 5/4=5:4 \n" ); document.write( " |