SOLUTION: A piece of brass weighing 8 1/2 kilograms contains 2/3 copper and the remainder zinc. How many kilograms of copper does it contain? How many kilogram of zinc does it contain?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: A piece of brass weighing 8 1/2 kilograms contains 2/3 copper and the remainder zinc. How many kilograms of copper does it contain? How many kilogram of zinc does it contain?      Log On


   

Question 207470: A piece of brass weighing 8 1/2 kilograms contains 2/3 copper and the remainder zinc. How many kilograms of copper does it contain? How many kilogram of zinc does it contain?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
17/2*2/3=34/6=5.67 kg copper
8.5-5.67=2.83 kg zinc