Get Started
1933

Q: A boat takes 2 hours to travel from point A to B in still water. To find out its speed upstream, which of the following information is/are required? A. Distance between point A and B. B. Time taken to travel downstream from B to A. C. Speed of the stream of water.

  • 1
    Only A and B
  • 2
    Only B and C
  • 3
    All are required
  • 4
    Any one pair of A and B, B and C or C and A is sufficient
  • Show Answer
  • Workspace

Answer : 4. "Any one pair of A and B, B and C or C and A is sufficient"
Explanation :

Answer: D) Any one pair of A and B, B and C or C and A is sufficient Explanation: Let distance between A & B = d kmLet speed in still water = x kmphLet speed of current = y kmph from the given data,d/x = 2 From A) we get dFrom B) we get d/x+yFrom C) we get y   So, Any one pair of A and B, B and C or C and A is sufficient to give the answer i.e, the speed of upstream.

Previous Next
Quantitative Aptitude IIT JEE CAT GATE Bank Exams

The Most Comprehensive Exam Preparation Platform

Get the Examsbook Prep App Today