The proportion of Zinc and Copper in a brass piece is 13 : 7. How much – McqOptions

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1.	The proportion of Zinc and Copper in a brass piece is 13 : 7. How much zinc will be there in 100 kg of such a piece ?
A.	20 kg
B.	35 kg
C.	55 kg
D.	65 kg
Answer» E.

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