document.write( "Question 401285: a ration from boys to girls is 2:3. if there are 35 students how many are girls?
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Algebra.Com's Answer #283961 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! A ratio from boys to girls is 2:3. if there are 35 students how many are girls?\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If the ratio is 2 boys : 3 girls, \n" ); document.write( "then the ratio is 3 girls : 5 total\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Set up a proportion: \n" ); document.write( "3 girls / 5 total = x girls/ 35 total \n" ); document.write( "5x = 105 {cross-multiplied} \n" ); document.write( "x = 21 girls {divided both sides by 5}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If there are 35 students, there are 21 girls. \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "www.algebrahouse.com \n" ); document.write( " |