Train A takes 22 sec to cross a pole. The length of the train is 462 m and it crosses a platform in 45 sec. The length of the platform is ________ m.

Train A takes 22 sec to cross a pole. The length of the train is 462 m and it crosses a platform in 45 sec. The length of the platform is ________ m.

1). 493
2). 483
3). 468
4). 682

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