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Mathematics 18 Online
OpenStudy (anonymous):

On a backpacking trip through Europe, Troy spent 20 Swiss francs to stay one night in a youth hostel. If the foreign exchange rate between the U.S. dollar and the Swiss franc is 1:2.2, how much did Troy spend in U.S. dollars? A. $44 B. $9.09 C. $19 D. $20

OpenStudy (anonymous):

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OpenStudy (anonymous):

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