Task: Question Answering
Input (English): Problem: two cars a and b start from boston and new york respectively simultaneously and travel towards each other at constant speeds along the same route. after meeting at a point between boston and new york the two cars a and b proceed to their respective destinations of new york and boston. car a reaches new york 80 minutes after the two cars have met and car b reaches boston 90 minutes after they have met. how long did car a take to cover the distance between boston and new york ?
Options: a. 1 hour, b. 1 hour 10 minutes, c. 2 hours 30 minutes, d. 1 hour 40 minutes, e. 2 hours 20 minutes
Output (English): e