# A man can row three quarters of a km against the stream in 11$1\over4$ min and return in 7$1\over2$ min. The speed of the man in still water is Ã¢â‚¬â€œ

 [ A ]    2 km/hr [ B ]    3 km/hr [ C ]    4 km/hr [ D ]    5 km/hr
 Answer : Option D Explanation :