document.write( "Question 423009: A dairy farmer wants to mix a 85% protein supplement and a standard 10% protein ration to make 1000 pounds of a high-grade 70% protein ration. How many pounds of each should he use? \n" ); document.write( "
Algebra.Com's Answer #318661 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! 1000x.7=700 \n" ); document.write( "p+q=1000 \n" ); document.write( ".85p+.1q=700 \n" ); document.write( "8.5p+q=7000 \n" ); document.write( "7.5p=6000 \n" ); document.write( "p=800 \n" ); document.write( "q=200 \n" ); document.write( "The dairy farmer needs 800 lbs. of 85% protein and 200 lbs. of 10% protein.. \n" ); document.write( " |