document.write( "Question 295911: 2. How many pounds of cream containing 12% butterfat must be added to 1800 lbs. of milk containing 2% butterfat to obtain milk having 3% butterfat?
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Algebra.Com's Answer #213291 by mananth(16946)![]() ![]() You can put this solution on YOUR website! How many pounds of cream containing 12% butterfat must be added to 1800 lbs. of milk containing 2% butterfat to obtain milk having 3% butterfat?\r \n" ); document.write( "\n" ); document.write( "let 12% butter fat added be x (12/100=0.12)\r \n" ); document.write( "\n" ); document.write( "0.12x+1800*0.02 = 0.03(x+1800)\r \n" ); document.write( "\n" ); document.write( "0.12x +36 = 0.03x+54 \r \n" ); document.write( "\n" ); document.write( "0.09x=18\r \n" ); document.write( "\n" ); document.write( "x=18/0.09\r \n" ); document.write( "\n" ); document.write( "x=200 lbs\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |