A man can row three-quarters of a kilometer against the stream in 11 ¼ minutes and return in 7 ½ minutes. The speed of the man in still water is________? September 23, 2025 by Admin A. 2km/hr B. 3km/hr C. 4 km/hr D. 5 km/hr ✅ The correct answer is option D. 5 km/hr.