document.write( "Question 24505: In a club, the ratio of boys to girls is 7:8. The ratio of one less than the number of girls to the total number of members is 1:2. How many boys and how many girls are in the club? \n" ); document.write( "
Algebra.Com's Answer #13603 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! If ratio of boys to girls is 7:8, there are \"7x\" boys to \"8x\" girls. \n" ); document.write( "The total number in the group is therefore 15x. \n" ); document.write( "If the ratio of one less girl (8x-1) to total number of members (15x) \n" ); document.write( "is 1:2 you get the following equations: \n" ); document.write( "(8x-1)/15x=1/2 \n" ); document.write( "16x-2 = 15x \n" ); document.write( "x=2 \n" ); document.write( "7x=14 (number of boys) \n" ); document.write( "8x=16 (number of girls)\r \n" ); document.write( "\n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |