A man rows 1 km upstream in 20 minutes and 1 km downstream in 15 minutes. What is his speed of rowing in still water?
Correct answer C. 3.5
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See allA man can row 1 km upstream in 20 minutes and downstream in 15 minutes. What is the speed of the current?
Correct answer C. 1/2 km/h
If a man takes two hours to row 3 km upstream or 15 km downstream then the speed of current is?
Correct answer C. 3
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A man can row 4.5 km an hour in still water but takes twice as long to row up a stream as down it. What is the rate of stream in km/h?
Correct answer A. 1.5
Arooj swimming speed in still water is 18 km/h and speed of water is 6 km/h. How long will it take him to go downstream 72 km?
Correct answer B. 3 hours
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