by Guest » Sun Jun 29, 2014 9:14 pm
A can manufacturer uses 1% tin and 99% steel to produce cans. Available stock are 200 lbs. of tin and 40,000 lbs. of steel. A quantity of used cans which yield 2% tin and 98% steel can be purchased. Calculate amount (in lbs.) of used cans purchased so the total stock is 1% tin.