Multiple Choice Questions on A man sitting in a train which is travelling at 50 km h observes that a goods train travelling in th........... for CDS Exam Preparation

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Multiple Choice Questions

A man sitting in a train which is travelling at 50 km h observes that a goods train travelling in th...........

Quantitative Aptitude (CDS) Time & distance
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    A man sitting in a train which is travelling at 50 km/h observes that a goods train, travelling in the opposite direction, takes 9 seconds to pass him.If the goods train is 280m long, find its speed?

    60

    Incorrect Answer

    62

    Correct Answer

    64

    Incorrect Answer

    65

    Incorrect Answer
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    Explanation:

    Relative speed=280/9 m/s.

    =(280/9)×(18/5) km/h

    =112km/h

    Speed of goods train= (112-50) km/h=62 km/h

    By: bhavesh kumar singh
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