4 kg of a metal contains 1/5 copper and rest in Zinc. Another 5 kg of metal cont

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4 kg of a metal contains 1/5 copper and rest in Zinc. Another 5 kg of metal contains 1/6 copper and rest in Zinc.The ratio of Copper and Zinc  into the mixture of these two metals:

A. 49 : 221
B. 1.78541666666667
C. 4.04236111111111
D. None of these

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