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    Question

    Ratio of the lengths of two trains ‘X’ and ‘Y’

    is 5:6 respectively and the ratio of time taken by them to cross a pole is 3:4 respectively. If speed of train ‘X’ is 110 km/h, then find the speed of train ‘Y’.
    A 99 km/h Correct Answer Incorrect Answer
    B 105 km/h Correct Answer Incorrect Answer
    C 72 km/h Correct Answer Incorrect Answer
    D 88 km/h Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Speed of Train Y = 110 × (6/4) × (3/5) => 110 × 18/20 = 99 km/h

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