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Home Aptitude Time and Distance See What Others Are Saying!
  • Question
  • A Person X started at 3 hours earlier at 40km/h from a place P, then another person Y followed him at 60km/h. Started his journey at 3 O'clock, afternoon. What is the diference in time when X was30 km ahead of Y and when Y was 30 km ahead of X?


  • Options
  • A. 2h
  • B. 3h
  • C. 3.5h
  • D. 4.25h

  • Correct Answer
  • 3h 

    Explanation

    Time ( when X was 30 km ahead of Y) = (120-30)/20 =4.5h

    Time ( when Y was 30 km ahead of X) = (120+30)/20 = 7.5 h

    Thus, required  difference in time = 3h


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