The question consists of two statements numbered “I” and “II” given below it. You have to decide whether the data provided in the statements are sufficient to answer the question or not and choose the correct option accordingly. An alloy contains zinc and copper in the ratio of 12:11 respectively. Find the original quantity of copper in the alloy?

Statement I: If 20% of the alloy is replaced with the same quantity of copper then the ratio of the zinc to copper becomes 48:67.

Statement II: If 125 kg of copper is added to the alloy, then the ratio of zinc to copper becomes 3:4.