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  1. A train 100 meters long completely crosses a 300 meters long bridge in 45 seconds. What is the speed of the train is?
  2. A.
    32 kmph
    B.
    36 kmph
    C.
    40 kmph
    D.
    48 kmph

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    Answer : Option A

    Explanation :

    S = (100 + 300)/45 = 400/45 * 18/5 = 32


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