Boats and Streams Aptitude MCQ Quiz (Multiple Choice Questions And Answers)
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16. The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 80 kmph. Find the speed of the boat in still water and the speed of the stream?
- 70, 10 kmph
- 35, 27 kmph
- 50, 60 kmph
- 45, 55 kmph
17. A man rows his boat 85 km downstream and 45 km upstream, taking 2 1/2 hours each time. Find the speed of the stream?
- 5 kmph
- 6 kmph
- 7 kmph
- 8 kmph
18. A man can row a boat at 20 kmph in still water. If the speed of the stream is 6 kmph, what is the time taken to row a distance of 60 km downstream?
- 20/6 hours
- 27/2 hours
- 30 hours
- 30/13 hours
19. 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?
- 12 kmph
- 13 kmph
- 14 kmph
- 15 kmph
