document.write( "Question 759475: Four boys and ten girls can cut a field in 5 hours. If the boys work at 5/4th the rate of the girls work, how many boys will be needed to cut the field in 3 hours? \n" ); document.write( "
Algebra.Com's Answer #462048 by lwsshak3(11628) ![]() You can put this solution on YOUR website! Four boys and ten girls can cut a field in 5 hours. If the boys work at 5/4th the rate of the girls work, how many boys will be needed to cut the field in 3 hours? \n" ); document.write( "*** \n" ); document.write( "4 boys and 10 girls cutting a field in 5 hours use: \n" ); document.write( "4*5=20 boy-hours+ \n" ); document.write( "10*5=50 girl-hours=4/5*50=40 boy-hours \n" ); document.write( "20+40=60 boy-hours required if only boys worked \n" ); document.write( "3/5*60=36 boy-hours required to cut the field in 3 hours \n" ); document.write( "12 boys will be needed to cut the field in 3 hours \n" ); document.write( " |