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      Question

      Amrit and Rohan were traveling from point A to point B.

      Amrit took 72 minutes longer than Rohan to reach point B. Their respective speeds were 50 km/h and 62 km/h. Determine the time taken by Rohan to travel from point A to point B.
      A 4.5 hours Correct Answer Incorrect Answer
      B 5 hours Correct Answer Incorrect Answer
      C 3 hours Correct Answer Incorrect Answer
      D 3.5 hours Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let, the distance between point A to point B was тАШxтАЩ km. So, x/50 тАУ x/62 = 1.2 (31x тАУ 25x)/1550 = 1.2 6x = 1860 x = 310 km Therefore, the time taken by Rohan to reach point B = 310/62 = 5 hours

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