document.write( "Question 997859: In a schools 1200 of the studentare boys , if 50% of the boys are and 40% of the girl have paid their school fees, find the number of the girls,giving that 46% of he population hs paid theirs school fess. \n" ); document.write( "
Algebra.Com's Answer #615855 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! In a schools 1200 of the student are boys. \n" ); document.write( " if 50% of the boys and 40% of the girl have paid their school fees, find the number of the girls, given that 46% of the population have paid their school fees. \n" ); document.write( ": \n" ); document.write( "From the above information, we know that 600 boys have paid their fees [.5(1200)] \n" ); document.write( ": \n" ); document.write( "let g = the number of girls \n" ); document.write( ": \n" ); document.write( "Percent paid = girls paid + boys paid \n" ); document.write( ".46(g+1200) = .40g + 600 \n" ); document.write( ".46g + 552 = .40g + 600 \n" ); document.write( ".46g - .40g = 600 - 552 \n" ); document.write( ".06g = 48 \n" ); document.write( "g = 48/.06 \n" ); document.write( "g = 800 girls \n" ); document.write( ": \n" ); document.write( "; \n" ); document.write( ": \n" ); document.write( "Confirm this, 1200 + 800 = 2000 students \n" ); document.write( ".46(2000) = 920 students paid \n" ); document.write( ": \n" ); document.write( ".40(800) = 320 girls paid \n" ); document.write( ".50(1200) = 600 boys paid \n" ); document.write( "---------------------------- \n" ); document.write( "total paid: 920 \n" ); document.write( " |