Task: Question Answering
Input (English): Problem: the area of a square field is 7201 sq m. how long will a lady take to cross the field diagonally at the rate of 2.4 km / hr ?
Options: ['a. 2 min', 'b. 3 min', 'c. 4 min', 'd. 5 min', 'e. 6 min']
Output (English): b