Task: Question Answering
Input (English): Question: In what ratio should a variety of rice costing Rs. 6 per kg be mixed with another variety of rice costing Rs. 8.75 per kg to obtain a mixture costing Rs. 7.50 per kg?

 Option A: 1/68

 Option B: 62/89

 Option C: 12/68

 Option D: 11/84

 Option E: 5/6
Output (English): Option E