Question
A 200-meter train moving at 90 km/h crosses a bridge in 24 seconds. What is the bridge’s length?
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Correct Answer: A. 400 meters
Explanation:
The speed is 90 × 5/18 = 25 m/s, so total distance is 25 × 24 = 600 m.
Subtracting the train length gives a bridge length of 400 m.
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