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29-10-2017
Mathematics

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An alloy consists of nickel, zinc, and copper in the ratio 2:7:9.
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b
How much alloy can be produced using 4.9 lb of zinc?

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29-10-2017

Zinc = 7/18
Divide 4.9 by 7 = 0.7
Multiply by 18 = 12.6

The answer is 12.6 lbs of alloy. Sorry if I'm wrong

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