Task: Question Answering
Input (English): Question: A sum of money at simple interest amounts to Rs. 825 in 3 years and to Rs. 850 in 4 years. The sum is?

 Option A: s. 738

 Option B: s. 750

 Option C: s. 650

 Option D: s. 730

 Option E: s. 735
Output (English): Option B