Question
The number of foreigners who visited the national museum doubles every week. A total of 2280 foreigners visited the national museum on the 4th week of the month. How many foreigners visited the national museum on the first week of the month?
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The number of foreigners who visited the national museum doubles every week. A total of 2280 foreigners visited the national museum on the 4th week of the month. How many foreigners visited the national museum on the first week of the month?