Task: Question Answering
Input (English): Problem: a man started driving at a constant speed, from the site of a blast, the moment he heard the blast. he heard a second blast after a time of 30 mins and 15 seconds. if the second blast occurred exactly 30 mins after the first, how many meters was he from the site when he heard the second blast ? ( speed of sound = 330 m / s )
Options: a. 1650, b. 2750, c. 3850, d. 4950, e. 6050
Output (English): d