Task: Question Answering
Input (English): Problem: cole drove from home to work at an average speed of 80 kmh. he then returned home at an average speed of 120 kmh. if the round trip took a total of 2 hours, how many minutes did it take cole to drive to work ?
Options: a. 66, b. 70, c. 72, d. 75, e. 78
Output (English): c