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  1. A train 240 m long passes a pole in 24 seconds. How long will it take to pass a platform 650 m long?
    2. A.

    65 sec

     

     
    B.

    89 sec
    C.

    100 sec
    D.

    150 sec 

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    Answer : Option B

    Explanation :

     

    Speed = \( [\frac { 240 } { 24 } ]\)   m/sec = 10 m/sec.
     

     

     Required time =\([\frac { 240+650 } { 10 } ]\)     sec = 89 sec.
     

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