Question

The length of the bridge, which a train 130 meters long and travelling at 45 km/hr can cross in 30 seconds is :

• A. 200
• B. 225
• C. 245
• D. 250

Answer 1

Answer:

C. 245

Read Explanation:

Speed =45x5/18=25/2 m/s Let the length of bridge be x metres. (10+x)/30=25/2 2(130 + x) = 750 x = 245 m.

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