How long will it take a train travelling at 98kmph to pass an electric pole if the train is 140 m long Choose the most appropriate option.
A) 6.15  B) 5.15  C) 3.15  D) 1.15  E) 7.15

Rationale: "sol . speed = [ 98 x 5 / 18 ] m / sec = 27.2 m / sec . time taken = ( 140 / 27.2 ) sec = 5.15 sec . answer b"
Answer: B