Question
The number of tourists who visited the ocean park triples every week. A total of 2457 tourists visited the ocean park on the 4th week of the month. How many tourists visited the ocean park on the first week of the month?
4 m

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The number of tourists who visited the ocean park triples every week. A total of 2457 tourists visited the ocean park on the 4th week of the month. How many tourists visited the ocean park on the first week of the month?