A man can now a boat at 10 km/hr in still water. If the speed of the stream is 6 km/hr, the time teken to row a distance of 80 km downstream is:

গণিত Boat and Stream 07 Oct, 2020

প্রশ্ন A man can now a boat at 10 km/hr in still water. If the speed of the stream is 6 km/hr, the time teken to row a distance of 80 km downstream is:

  • ক.
    8 hours
  • খ.
    5 hours
  • গ.
    10 hours
  • ঘ.
    20 hours

সঠিক উত্তর

5 hours

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