Solution: Length of the train = 240 m
⇒ Time taken to pass the pole = 24 sec
⇒ Since , Speed = Distance: / Time
Therefore , S = 240 / 24 = 10 m /sec
Length of the platform = 650 m
Total Distance =( 240 + 650 ) m =890 m
⇒ Time = Distance / speed
⇒ 890 /10 = 89 seconds