Task: Question Answering
Input (English): Question: The simple interest on a sum of money is 4/9 of the principal and the number of years is equal to the rate percent. Find the rate and the time?

 Option A: 6 2/3%

 Option B: 6 2/8%

 Option C: 6 7/3%

 Option D: 9 2/3%

 Option E: 6 2/5%
Output (English): Option A