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

 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

A). 14.4 kg

B). 37.5 kg

C). 40 kg

D). 48 kg

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