document.write( "Question 1026383: A dairy farmer wants to mix a 55% protein supplement and a standard 30% protein ration to make 1900 pounds of a high-grade 40% protein ration. How many pounds of each should he use \n" ); document.write( "
Algebra.Com's Answer #641629 by mananth(16946)![]() ![]() You can put this solution on YOUR website! protein \n" ); document.write( " percent ---------------- quantity \n" ); document.write( "type I 55.00% ---------------- x pounds \n" ); document.write( "Yype II 30.00% ------ 1900 - x pounds \n" ); document.write( "Mixture 40.00% ---------------- 1900 \n" ); document.write( " 1900 \n" ); document.write( "55.00% x + 30.00% ( 1900 - x ) = 40.00% * 1900 \n" ); document.write( "55 x + 30 ( 1900 - x ) = 76000 \n" ); document.write( "55 x + 57000 - 30 x = 76000 \n" ); document.write( "55 x - 30 x = 76000 - -57000 \n" ); document.write( "25 x = 19000 \n" ); document.write( "/ 25 \n" ); document.write( " x = 760 pounds 55.00% type I \n" ); document.write( " 1140 pounds 30.00% type II \n" ); document.write( " \n" ); document.write( " |