if the ratio of the cooper and the zinc in alloys is 7ratio 4 if tbe total weight of the alloy is 24.200 kg find the weight of each in the alloy
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Let the ratio be 7x : 4x.
According to Question,
7x + 4x = 24.200 kg
=> 11x = 24.200
=> x = 24.200 ÷ 11
=> x = 2.200 kg
Therefore, weight of copper = 7×2.200 = 15.400 kg
Weight of zinc = 4×2.200 kg = 8.800 kg
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