Task: Question Answering
Input (English): Question: If the simple interest on a sum of money for 4 years at 8% per annum is Rs. 560, what is the compound interest on the same sum at the rate and for the same time?

 Option A: Rs. 640.86

 Option B: Rs. 430.86

 Option C: Rs. 330.86

 Option D: Rs. 630.86

 Option E: Rs. 130.86
Output (English): Option D