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An alloy contains Copper ,Zinc and Nick...

An alloy contains Copper ,Zinc and Nickel in the ratio of `5:3:2` . The quantity of nickel that must be added to 100 kg of this alloy to have the new ratio `5 :3:3` is

A

8 kg .

B

16 kg.

C

12 kg.

D

10 kg.

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