Task: Question Answering
Input (English): Problem: a man can row 6 kmph in still water. when the river is running at 2 kmph, it takes him 1 hour to row to a place and black. what is the total distance traveled by the man ?
Options: a. 5.32, b. 5.7, c. 5.76, d. 5.74, e. 5.71
Output (English): a