New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

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

    is 4:5 respectively and the ratio of time taken by them to cross a pole is 3:4 respectively. If speed of train ‘X’ is 112 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

    Solution

    Speed of Train Y = 112 × (5/4) × (3/4) => 112 × 15/16 = 105 km/h

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