Question

A gun metal weighing 5 kg consists of 20 parts of copper,3 parts of tin and 2 parts of zinc, then the copper and zinccontents are(a) 4 kg of copper and 0.4 kg of zinc(6) 4 kg of copper and 0.6 kg of zinc(©) 4 kg of copper and 0.5 kg of zinc(d) 4 kg of copper and 0.7 kg of zinc​

Answer 1

Step-by-step explanation:

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