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A train takes 5 seconds to pass an elect...

A train takes 5 seconds to pass an electric pole. If the length of the train is 120 metres, the time taken by it to cross a railway platform 180 metres long, is -----

A

12 1/2 seconds

B

7 1/2 seconds

C

6 1/2 seconds

D

3 1/3 seconds

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The correct Answer is:
A
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