• Question

      Two trains running in a opposite directions crosses pole in 84s and 57s respectively and they cross each other in 72s. Find the ratio of their speeds?

      A 2 : 1 Correct Answer Incorrect Answer
      B 7 : 5 Correct Answer Incorrect Answer
      C 4 : 3 Correct Answer Incorrect Answer
      D 7 : 4 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

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