document.write( "Question 422249: A school has 1500 students. the ratio of females to males is 16 to 9. How many female students are there? \n" ); document.write( "
Algebra.Com's Answer #294726 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! \"A school has 1500 students. the ratio of females to males is 16 to 9. How many female students are there?\"\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1500 total students\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Ratio of females to males is 16/9 \n" ); document.write( "Ratio of females to total is 16/25 {added 16 females and 9 males to get the 25}\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "16 females / 25 total = x females / 1500 total {set-up a proportion} \n" ); document.write( "25x = 16(1500) {cross-multiplied) \n" ); document.write( "25x = 24,000 {multiplied through} \n" ); document.write( "x = 960 {divided both sides by 25}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "there would be approximately 960 females \n" ); document.write( "www.algebrahouse.com \n" ); document.write( " |