Railways Quantitative Aptitude Trains Sample Paper Trains Sample Test Paper-13

  • question_answer
    A train 100m long passes a bridge at the rate of 72 km/h per hour in 25 seconds. The length of the bridge is:

    A)  150 m 

    B)  400 m

    C)  300 m 

    D)  200 m

    Correct Answer: B

    Solution :

    [b] Let the length of the bridge be x m. Now, \[(x+100)=72\times 25\times \frac{5}{18}=500\] \[\Rightarrow \] \[x=500-100=400\,m\]

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