(Study Material) RRB NTPC (Tier -2) Exam (Numerical Aptitude) - Problems on Trains

(Study Material) RRB NTPC (Tier -2) Exam (Numerical Aptitude) - Problems on Trains

1. A train overtakes two persons walking along a railway track. The first one walks at 4.5 km/hr. The other one walks at 5.4 km/hr. The train needs 8.4 and 8.5 seconds respectively to overtake them. What is the speed of the train if both the persons are walking in the same direction as the train?

(a) 68 km/hr
(b) 72 km/hr
(c) 78 km/hr
(d) 81 km/hr

2. Two trains, each 100 m long, moving in opposite directions, cross each other in 8 seconds. If one is moving twice as fast the other, then the speed of the faster train is:

(a) 33 km/hr
(b) 46 km/hr
(c) 60 km/hr
(d) 75 km/hrb

3. A train 150 m long passes a km stone in 15 seconds and another train of the same length travelling in opposite direction in 8 seconds. The speed of the second train is:

(a) 65 km/hr
(b) 69 km/hr
(c) 72 km/hr
(d) 99 km/hr

4. A train travelling at 48 kmph completely crosses another train having half its length and travelling in opposite direction at 42 kmph, in 12 seconds. It also passes a railway platform in 45 seconds. The length of the platform is:

(a) 400 m
(b) 455 m
(c) 560 m
(d) 660 m

5. Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is:

(a) 2 : 3
(b) 3 : 2
(c) 3 : 4
(d) 4 : 5

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