Home » Aptitude » Speed, Time and Distance » Question
  1. A train, 110m long , is running at a speed of 60km/hr. How many seconds does it take to
    cross another train, 170 m long, standing on parallel track ?
    1. 15.6 sec
    2. 16.8 sec
    3. 17.2 sec
    4. 18 sec
Correct Option: B

Speed of train =
Sum of length of both trains
Time taken

⇒ 
60 × 5
=
110 + 170
=
280
18t t

⇒ t =
280 × 18
= 16.8 seconds.
60 × 5



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