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      Question

      There are two trains A and B. A start from point

      X at 5 AM towards point Y. Another train B starts at 6 AM from point X. If they meet at 10 AM and speed of A is 25 km/hr, while that of B is 33 km/hr. Find distance between X and Y.
      A 320 km Correct Answer Incorrect Answer
      B 257 km Correct Answer Incorrect Answer
      C 204 km Correct Answer Incorrect Answer
      D 205 km Correct Answer Incorrect Answer
      E 244 km Correct Answer Incorrect Answer

      Solution

      Speed of train A = 25 kmph
      Speed of train B = 33 kmph
      Time taken by train A to meet train B at 10 AM = 5 hrs
      Time taken by train B to meet train A at 10 AM = 4 hrs
      Distance travelled by train A = 5 × 25 = 125 km
      Distance travelled by train B = 4 × 33 = 132 km
      Therefore, total distance between X and Y = 125 + 132 = 257 km

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