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If Rahul rows 15 km upstream in 3 hours and 21 km downstream in 3 hours, then the speed of the stream is

  • 5 km/hr
  • 4 km/hr
  • 2 km/hr
  • 1 km/hr
Similar Questions :

1. A man can row at 5 kmph in still water. If the velocity of the current is 1 kmph and it takes him 1 hour to row to a place and come back. how far is that place.

  • .4 km
  • 1.4 km
  • 2.4 km
  • 3.4 km

2. If a boat goes 7 km upstream in 42 minutes and the speed of the stream is 3 kmph, then the speed of the boat in still water is

  • 12 kmph
  • 13 kmph
  • 14 kmph
  • 15 kmph

3. A motorboat, whose speed in 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is

  • 2 km/hr
  • 3 km/hr
  • 4 km/hr
  • 5 km/hr

4. A man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. The ratio of the speed of the boat in still water and stream is

  • 3:1
  • 1:3
  • 2:4
  • 4:2

5. The speed of a boat in still water is 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minutes is

  • 1.6 km
  • 2 km
  • 3.6 km
  • 4 km
Read more from - Boats and Streams Questions Answers
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