The ratio of copper and zinc in brass is 13 : 7. How much zinc will be – McqOptions

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1.	The ratio of copper and zinc in brass is 13 : 7. How much zinc will be there in 100 kg of brass ?
A.	20 kg.
B.	55 kg.
C.	35 kg.
D.	40 kg.
Answer» D. 40 kg.

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