An alloy contains the copper and aluminum in the ratio of 7:4. While m – McqOptions

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1.	An alloy contains the copper and aluminum in the ratio of 7:4. While making the weapons from this alloy, 12% of the alloy got destroyed. If there is 12 kg of aluminum in the weapon, then weight of the alloy required is :
A.	14.4 kg
B.	37.5 kg
C.	40 kg
D.	48 kg
Answer» C. 40 kg

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