Task: Question Answering
Input (English): Question: A man can row downstream at the rate of 30 Kmph and upstream at 10 Kmph. Find the man’s rate in still water and rate of current?

 Option A: 10

 Option B: 8.0

 Option C: 9.5

 Option D: 9.0

 Option E: 8.25
Output (English): Option A