Task: Question Answering
Input (English): Problem: a boat covers a certain distance downstream in 1 hour , while it comes back in 11 â  „ 2 hours . if the speed of the stream be 3 kmph , what is the speed of the boat in still water ? 
Options: a ) 31 kmph , b ) 16 kmph , c ) 19 kmph , d ) 15 kmph , e ) 14 kmph
Output (English): d