Zubeyrali07 Zubeyrali07

21-10-2022
Mathematics

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A train spotter stands on a platform at a station for one hour and records the number on the front of 25 trains. He goes back the following day and over the course of an hour, sees 30 trains, 6 of which he saw the previous day. Estimate the number of trains that come through the platform of the station.

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