Task: Question Answering
Input (English): Question: Two trains of length 100 m and 200 m are 100 m apart. They start moving towards each other on parallel tracks, at speeds 36 kmph and 72 kmph. After how much time will the trains meet?

 Option A: 10/3 sec

 Option B: 20/4 sec

 Option C: 20/7 sec

 Option D: 22/7 sec

 Option E: 60/7 sec
Output (English): Option A