document.write( "Question 161601: 1. How many lbs, of cream containing 12 percent butter must be added to 1800lbs,
\n" );
document.write( " of milk containing 2 percent butterfat to obtain milk having 3 percent butter?
\n" );
document.write( "2. How much of a 40 percent solution of alcohol and how much of an 80 percent
\n" );
document.write( " solution should be mixed to give 40 gallons of a 50 percent solution?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #119115 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! .12x+.02*1,800=.03(1,800+x) \n" ); document.write( ".12x+36=54+.03x \n" ); document.write( ".12x-.03x=54-36 \n" ); document.write( ".09x=18 \n" ); document.write( "x=18/.09 \n" ); document.write( "x=200 pounds of 12% cream is used. \n" ); document.write( "Proof: \n" ); document.write( ".12*200+.02*1,800=.03(1,800+200) \n" ); document.write( "24+36=.03*2,000 \n" ); document.write( "60=60 \n" ); document.write( " \n" ); document.write( " |