Task: Question Answering
Input (English): Problem: a man can row 10 kmph in still water . when the river is running at 1.2 kmph , it takes him 1 hour to row to a place and black . how far is the place ? 
Options: a ) 5.02 , b ) 4.92 , c ) 4.82 , d ) 4.72 , e ) 4.61
Output (English): b