Task: Question Answering
Input (English): Question: A is thrice as good a workman as B and therefore is able to finish a job in 60 days less than B. working together, they can do it in

 Option A: 20 days

 Option B: 22 ½ days

 Option C: 25 days

 Option D: 30 days

 Option E: 35 days
Output (English): Option B