A train starts from station A with some passengers. At station B, 10% of the passengers get down and 100 passengers get in. At station C, 50% get down and 25 get in. At station D, 50% get down and 50 get in making the total number of passengers 200. How many passengers did board the train at station A?

Created: 5 months ago | Updated: 1 week ago

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