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:
608 comments Page 53 of 61.

Mahabir said:   7 years ago
Superb explanation. Thanks all.

Kavi said:   7 years ago
Nice explanation. Easy to understands. Thanks all.

Tulsi Tiria said:   7 years ago
Nice explanations, it's very easy to understand. Thanks all.

Rahul said:   7 years ago
Nice explanation.

Subasish Halder said:   7 years ago
What about the length of pole?

Sumana Chamanthala said:   7 years ago
Nice Explanations Thank you all.

Abhi said:   7 years ago
How to take the 5/18 directly?

RAMPAVI said:   7 years ago
Here we convert the 1 hour into seconds and the given time is 9 seconds.
We convert the kilometres into meters then we can easily solve it.
3600/9 = 6000/x.
x = 150m.

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

Mohana said:   7 years ago
Nice explanations. Thank you all.


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