Aptitude - Problems on Trains - Discussion

Discussion Forum : Problems on Trains - General Questions (Q.No. 1)
1.
A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
120 metres
180 metres
324 metres
150 metres
Answer: Option
Explanation:

Speed = 60 x 5 m/sec = 50 m/sec.
18 3

Length of the train = (Speed x Time).

Length of the train = 50 x 9 m = 150 m.
3

Discussion:
587 comments Page 24 of 59.

Keerthi ramya said:   7 years ago
Well explained. Thanks all.

Akash said:   7 years ago
Thank you everyone.

Priyanka said:   7 years ago
Thank you all for explaining the answer.

Saira said:   7 years ago
Really helpful, thank you all.

Naveen said:   7 years ago
Nice explanations. Thanks all.

Vyshnavi said:   7 years ago
Why are you taking 5/18 in this problem?

Akhiruzzaman said:   7 years ago
60km per hour(60 minutes).

1km (1000 meter) per minute (60 second).
So, length= 1000/60 * 9 = 150m.

Rakesh karnal said:   7 years ago
Thanks all for explaining the answer.

Jahed said:   7 years ago
Very good explanation and thank you @Sundar.

Nani said:   7 years ago
Very good explanation, thanks to all.


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