Task: Question Answering
Input (English): Problem: a bullet train 120 m long is running with a speed of 50 kmph. in what time will it pass a man who is running at 4 kmph in the direction opposite to that in which the bullet train is going ?
Options: a. 23 sec, b. 15 sec, c. 12 sec, d. 8 sec, e. 16 sec
Output (English): d