Quantitative Aptitude Multiple Choice Questions On - Problems on Trains - Online Test Part - 9

Problems on Trains Online Test Part - 9

Exam Name - Quantitative Aptitude
Subject Name - Problems on Trains
Exam Type - Multiple Choice Questions
No Of Questions - 10

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Question - 1:A train 108 m long moving at a speed of 50 km/hr crosses a train 112 m long coming from opposite direction in 6 seconds. The speed of the second train is: ?

1. 48 km/hr
2. 54 km/hr
3. 66 km/hr
4. 82 km/hr

Show/Hide Answer

Answer = D - 82 km/hr
Explanation: No Explanation

Question - 2:A train 360 m long is running at a speed of 45 km/hr. In what time it will it pass a bridge 140 m long? ?

1. 40 sec
2. 42 sec
3. 45 sec
4. 48 sec

Show/Hide Answer

Answer = 40 sec
Explanation: speed =(45 + 5 / 18)m/sec
=(25 / 2)m/sec
Total distance covered =(360 + 140 )m
=500 m
Required time =(500 x 2 / 25)sec
= 40 sec.

Question - 3:Two trains are running at 40 km/hr and 20 km/hr respectively in the same direction. Fast train completely passes a man sitting in the slower train in 5 seconds. What is the length of the fast train??

1. 23 m
2. 25 m
3. 250/9 m
4. 29 m

Show/Hide Answer

Answer = C - 250/9 m
Explanation: No Explanation

Question - 4:A speed of 14 metres per second is the same as ?

1. 28 km.hr
2. 46.6 km/hr
3. 70 km/hr
4. 50.4 km/hr

Show/Hide Answer

Answer = D - 50.4 km/hr
Explanation: Speed = 14 m / sec
=(14 x 18 / 5)km/hr
= 50.4 km/hr

Question - 5:A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the train is: ?

1. 45 m
2. 50 m
3. 54 m
4. 72 m

Show/Hide Answer

Answer = B - 50 m
Explanation: No Explanation

Question - 6:A train travelling at a speed of 75 mph enters a tunnel 3 1/2 miles long. The train is 1/4 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 ??

1. 2.5 min
2. 3 min
3. 3.2 min
4. 3.5 min

Show/Hide Answer

Answer = B - 3 min
Explanation: Total distance covered = (7/2 + 1/4) miles
= 15 / 4 miles
= (18 x 5 /18) km/hr
Time taken = (15 / 4 x 75) hrs
= 1 /20 hrs
= (1 / 20 x 60)
= 3 min.

Question - 7: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??

1. 66 km/hr
2. 72 km/hr
3. 78 km/hr
4. 81 km/hr

Show/Hide Answer

Answer = D - 81 km/hr
Explanation: No Explanation

Question - 8:A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform ??

1. 320 m
2. 350 m
3. 650 m
4. None of these

Show/Hide Answer

Answer = B - 350 m
Explanation: Speed = (300 / 18) m/sec
= (50 / 3) m/sec.
Length of the platform be x metres.
Then = x + 300 /39
= 50 / 3 m/sec
= 3 (x + 300) =1950 .
= 350 m

Question - 9: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?

1. 400 m
2. 450 m
3. 560 m
4. 600 m

Show/Hide Answer

Answer = A - 400 m
Explanation: No Explanation

Question - 10:A train takes 18 seconds to pass completely through a station 162 m long and 15 seconds through another station 120 m long. The length of the train is ?

1. 70 m
2. 80 m
3. 90 m
4. 100 m

Show/Hide Answer

Answer = C - 90 m
Explanation: No Explanation

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