Problems on Trains - Aptitude Questions and Answers Part 3

11. Without stoppages the average speed of a train is 90 kmph while it is 75 kmph with stoppages. How many minutes does the train stop for per hour?

a. 62minutes
3
b. 8 minutes
c. 10 minutes
d. 12 minutes

Answer: c. 10 minutes


12. Two trains A and B are running at a speed of 90 kmph and 45 kmph respectively. Train B is shorter than A by 100m. Train A takes 36 seconds to cross a bridge. How long would train B take to cross the same bridge.

a. 15 m/s
b. 18 m/s
c. 20 m/s
d. 25 m/s

Answer: c. 20 m/s


13. A train of length 125 m runs at X kmph while a man is running in the same direction at 5 kmph. The train crosses him completely in 10 seconds. Find the speed of the train.

a. 45 kmph
b. 50 kmph
c. 54 kmph
d. 55 kmph

Answer: b. 50 kmph


14. Given:

Length of train: 130 m
Speed of train: 45 kmph
Time taken to cross the bridge: 30 seconds.

Find the length of the bridge.

a. 200 m
b. 225 m
c. 245 m
d. 250 m

Answer: c. 245 m