An alloy of zinc and copper weighs 12 1/2 kg. if in the alloy, the ratio of zinc and copper is 1 : 4, find the weight of copper in it.
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21
answer. 10 kg
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hope it helps
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Anokhee2020:
hello if you don't mind would you please do it once again for me. I need your help!
Am sorry but the method you have used is a little confusing.
Answered by
11
Answer:
10 kg
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