RRB NTPC · Question 87
Excluding the stoppage of the metro station, the speed of the metro train is 60 kilometers per hour and including the station stop, it is 48 kilometers per hour. How many minutes does the metro train stop every hour? A. 9 minutes B. 8 minutes C. 12 minutes D. 14 minutes
Show answer & explanation
Answer: (B) C
Explanation
Because of stops the train covers 12 km less per hour. At 60 km/h that takes 12/60 h = 12 minutes, so it stops 12 minutes every hour.