Mathematics Quizzes Speed Time And Distance

Question:
A train 300 metres long is running at a speed of 25 metres per second. It will cross a bridge of 200 metres in

Option A):
5 seconds
Option B):
20 seconds
Option C):
25 seconds
Option D):
10 seconds

Correct Answer is Option B):
20 seconds

Explanation:
It's '20 seconds'
Ans. C
In crossing the bridge, the train travels its own length plus the length of the bridge.

Total distance = 300 + 200 =500 m