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      Question

      A circular track is 1760 m long. Two runners start from

      the same point in opposite directions at speeds 9 km/h and 11 km/h. After how much time will they meet first?
      A 2 min 36 sec Correct Answer Incorrect Answer
      B 5 min 16 sec Correct Answer Incorrect Answer
      C 7 min 33 sec Correct Answer Incorrect Answer
      D 15 min 16 sec Correct Answer Incorrect Answer

      Solution

      ATQ,

      Relative speed = 20 km/h Distance = 1.76 km Time = 1.76/20 = 0.088 h = 5 min 16 sec

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