HomeMathematicsA man can row 30 km downstream and 20 km upstream in 4 hours. He can row 45 km downstream and 40 km upstream in 7 hours. Find the speed of man in still water? A man can row 30 km downstream and 20 km upstream in 4 hours. He can row 45 km downstream and 40 km upstream in 7 hours. Find the speed of man in still water?By Admin / September 23, 2025 A. 15 kmph B. 10 kmph C. 12 kmph D. 12.5 kmph ✅ The correct answer is option D. 12.5 kmph.
1. P and Q can complete a work in 15 days and 10 days respectively. They started the work together and then Q left after 2 days. P alone completed the remaining work. The work was finished in__________days. Leave a Comment / Basic Maths Mcqs MCQs, Mathematics / By Admin
The time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. If the speed of the boat in still water is 42 kmph, find the speed of the stream? Leave a Comment / Boats and Streams MCQs, Mathematics / By Admin