Task: Question Answering
Input (English): Question: If goods be purchased for Rs.840 and one-fourth be sold at a loss of 20% at what gain percent should the remainder be sold so as to gain 20% on the whole transaction?

 Option A: 33 1/8%

 Option B: 33 7/3%

 Option C: 33 1/3%

 Option D: 37 1/3%

 Option E: 32 1/3%
Output (English): Option C