Find Its Usual Time to Cover The Journey.

Moving 6/7 of its usual speed a train is 10 min late. Find its usual time to cover the journey.

  1. 25 min
  2. 15 min
  3. 35 min
  4. 60 min
Nitin Baudh Learner Asked on 31st July 2015 in Maths.
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  • 1 Answer(s)

    Answer: (4) 60 min
    Explanation:-
    New speed = 6 usual speed /7
    Then, New time = 7 usual time /6
    Therefore, (7 usual time /6 – usual time ) = 10 min
    7 usual time – 6 usual time = 10 x 60
    = 60 min
    Hence, the answer is (4) 60 min.

    Anurag Mishra Professor Answered on 31st July 2015.
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