51
Q:

# A train travelling at a speed of 75 mph enters a tunnel $312$miles long. The train is $14$mile long. How long does it take for the train to pass through the tunnel from the moment the front enters to the moment the rear emerges?

 A) 2.5 min B) 3 min C) 3.2 min D) 3.5 min

Answer:   B) 3 min

Explanation:

Total distance covered =$72+14$miles =$154$miles

Time taken = $154*75$hrs = $120$ hrs =$120*60min$ = 3 min

Q:

The ratio between the speeds of two trains is 2 : 5. If the first train covers 350 km in 5 hours, then the speed (in km/h) of the second train is:

 A) 180 B) 175 C) 165 D) 150

Explanation:

4 331
Q:

A train of length 350 m crosses a bridge of length 250 m in 20 seconds. What is the speed of the train (in km/h)?

 A) 88 B) 72 C) 108 D) 95

Explanation:

2 687
Q:

The distance between the two railway stations is 1176 km. To cover this distance, an express train takes 5 hours less than a passenger train while the average speed of the passenger train is 70 km/h less than that of the express train. The time taken by the passenger train to complete the travel is:

 A) 12 hours B) 23 hours C) 17 hours D) 18 hours

Answer & Explanation Answer: A) 12 hours

Explanation:

3 664
Q:

A train travels the distance between stations P and Q at a speed of 126 km/h, while in the opposite direction it comes back at 90 km/h. Another train travels the same distance at the average speed of the first train. The time taken by the second train to travel 525 km is:

 A) 4 hours 20 min B) 5 hours 20 min C) 5 hours D) 4 hours

Answer & Explanation Answer: C) 5 hours

Explanation:

2 579
Q:

A train, 150 m long is running at 90 km/h. How long (in seconds) will it take to clear a platform that is 300 m long?

 A) 6 B) 12 C) 50 D) 18

Explanation:

1 538
Q:

A train without stop page travels with an average speed of 70km/h, and with stoppage, it travels with the average speed of 56km/h. How many minutes, does the train stop on an average per hour?

 A) 12 B) 14 C) 16 D) 15

Explanation:

3 655
Q:

Train ‘A’ runs at a speed of 80 kmph and leaves station ‘X’ at 11.00 a.m. Train ‘B’ leaves station ‘X’ at 11.15 a.m.in the same direction, on the same day . At what speed train ‘B’ should run in order to catch train ‘A’ at station ‘Y’ located at a distance of 60 km?

 A) 120 km/h B) 125 km/h C) 115 km/h D) 110 km/h

Answer & Explanation Answer: A) 120 km/h

Explanation:

4 523
Q:

A train without stoppage travels with an average speed of 50 km/h, and with stoppage, it travels with an average speed of 40 km/h. For how many minutes does the train stop on an average per hour ?

 A) 12 B) 13 C) 14 D) 15