Multiple Choice Questions on Two trains are equal length are running on parallel lines in the same direction at 46 km hour and 36........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

Two trains are equal length are running on parallel lines in the same direction at 46 km hour and 36...........

Quantitative Aptitude ( CCS) Time & distance
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    Two trains are equal length are running on parallel lines in the same direction at 46 km/hour and 36 km/hour. The faster train passes the slower train in 36 seconds. The length of each train is

    50 m

    Correct Answer

    72 m

    Incorrect Answer

    80 m

    Incorrect Answer

    82 m

    Incorrect Answer
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    Explanation:

    et the length of each train be x metres.

    Then, distance covered = 2x metres.

    Relative speed = (46 - 36) km/hr

       = 10 x 5/ m/sec
    18
       = 25/ m/sec
    9
    2x/ = 25/
    36 9

     2x = 100

     x = 50

    Hence, option 1 is the correct answer.

    By: Amit Kumar
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