📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

  • google app store apple app store
  • ✖

      Question

      A boat takes 34 hours to travel from P to Q upstream and

      from Q to P downstream. If the speed of the boat in still water is 8.5 km/h and the speed of the current is 4.5 km/h, then P and Find the distance between Q.
      A 52km Correct Answer Incorrect Answer
      B 104km Correct Answer Incorrect Answer
      C 96km Correct Answer Incorrect Answer
      D 24km Correct Answer Incorrect Answer

      Solution

      Let the speed of boat in still water =B and speed of stream =S B=8.5km/h, S=4.5km/h Speed of boat in upstream=B-S=4km/h Speed of boat in downstream=B+S=13km/h Let the distance =x ATQ- x/4 +x/13 =34                  17x=34×52 X=104km.

      Practice Next
      ask-question