A 400 gram mixture contains 30% zinc, 45% iron and the remaining copper, so how many grams of copper will be in a 400 gram mixture?

A 400 gram mixture contains 30% zinc, 45% iron and the remaining coppe

1.	A 400 gram mixture contains 30% zinc, 45% iron and the remaining copper, so how many grams of copper will be in a 400 gram mixture?
A.	200 gram
B.	100 gram
C.	150 gram
D.	160 gram
Answer» C. 150 gram

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A 400 gram mixture contains 30% zinc, 45% iron and the remaining copper, so how many grams of copper will be in a 400 gram mixture?

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