- A20 s
- B18 s
- C25 s
- D22 s
Step-by-Step Solution
Distance = 150 + 250 = 400 m. Speed = m/s. Time = 400/20 = 20 seconds.
Answer: A) 20 s
A train 150 m long is running at 72 km/h. How long will it take to cross a platform 250 m long?
Competition practiceSpeed, Time & Distance
Master this topic in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Speed, Time & Distance practice questions
More Speed, Time & Distance practice
A motorboat goes 36 km downstream in 2 hours and comes back upstream in 3 hours. What is…A motorboat on the Ganga goes 36 km downstream in 3 hours and comes back 24 km upstream…A boat covers 30 km downstream in 2 hours and 18 km upstream in 3 hours. What is the…On the Brahmaputra, a ferry covers 40 km downstream in 2.5 hours and the same 40 km…A train 180 m long is running at 54 km/h. How long will it take to cross a platform 270…