Question

a piece of alloy contain 60% Copper and 40% zinc by weight. the weight of the alloy is 25 kg. find the weight of Copper and Zinc in the alloy ​

Answer 1

Step-by-step explanation:

Above is the solution

hope it was helpful

Answer 2

Answer:

3:2 is the ratio of copper and zinc.

so, in 25 kg alloy contains 15 kg copper and 10 kg zinc.

Now if 5 kg zinc added them or becomes 15 kg now.

Thus the alloy now contains 15 kg of copper and same weight of zinc.

so in New alloy both copper and zinc are now 50%.