document.write( "Question 897078: The ratio of boys to girls is 7 : 5. The number of boys is 8 more than that of girls. Find their numbers. \n" ); document.write( "
Algebra.Com's Answer #544048 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! The ratio of boys to girls is 7 : 5. \n" ); document.write( "let x = the multiplier \n" ); document.write( "then \n" ); document.write( "7x = no. of boy \n" ); document.write( "5x = no. of girls \n" ); document.write( ": \n" ); document.write( " The number of boys is 8 more than that of girls. \n" ); document.write( "7x - 5x = 8 \n" ); document.write( "2x = 8 \n" ); document.write( "x = 4 is the multiplier \n" ); document.write( ": \n" ); document.write( "Find their numbers. 4(7) = 28 boys, 4(5) = 20 girls \n" ); document.write( " |