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    Question

    Two poles are positioned at a certain distance from each

    other. A train traveling at a speed of 90 km/hr passes the first pole in 5 seconds and reaches the second pole in 13 seconds. What is the distance between the two poles?
    A 50 metres Correct Answer Incorrect Answer
    B 125 metres Correct Answer Incorrect Answer
    C 150 metres Correct Answer Incorrect Answer
    D 200 metres Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Speed of train = 90 × 5/18 = 25 m/s Length of the train = 25 × 5 = 125 metres Let the distance between the poles be x metres (125 + x)/13 = 25 Or, 125 + x = 325 Or, x = 200 metres Hence, option d.

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