document.write( "Question 1119804: A goat eats 225 kg. of hay in 45 days, while a cow eats the same amount in 15 days. In how many days could they eat 225 kg. of hay together? \n" ); document.write( "
Algebra.Com's Answer #735415 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A goat eats 225 kg. of hay in 45 days, while a cow eats the same amount in 15 days. \n" ); document.write( " In how many days could they eat 225 kg. of hay together? \n" ); document.write( ": \n" ); document.write( "Find how much each eats in one day \n" ); document.write( "g: 225/45 = 5 kg/day \n" ); document.write( "c: 225/15 = 15 kg/day \n" ); document.write( ": \n" ); document.write( "let d = no. of days for both to eat 225 kg \n" ); document.write( "5d + 15d = 225 \n" ); document.write( "20d = 225 \n" ); document.write( "d = 225/20 \n" ); document.write( "d = 11 |