Task: Question Answering
Input (English): Problem: the distance between two cities a and b is 330 km. a train starts from a at 8 a. m. and travel towards b at 60 km / hr. another train starts from b at 9 a. m and travels towards a at 75 km / hr. at what time do they meet ?
Options: a. 10 a. m, b. 10.30 a. m, c. 11 a. m, d. 11.30 a. m, e. none of these
Output (English): c