A train 240 m long passes a pole in 24 seconds. How long will it take to pass a platform 650 m long?
সমাধান
সঠিক উত্তর: Option B
Train’s speed = 240/24 = 10 m/s
The train has to cover = (240 + 650) = 890 m.
∴ Required time = 890/10 = 89 seconds