The ratio of copper and zinc in an alloy is 7:9.If the weight of zinc 16.2kg,then find the weight of copper in the alloy?
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Let the weight of copper and zinc be 7x and 9x
According to question ,
9x = 16.2 kg
X = 1.8 kg
Weight of copper = 7x = 7*1.8= 12.6 kg
According to question ,
9x = 16.2 kg
X = 1.8 kg
Weight of copper = 7x = 7*1.8= 12.6 kg
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