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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?

Verified Answer :

Convex

Every US Dollar equals $2.2 in France so 9.09.

Answer: Hence, Troy spend 9.09 in U.S. dollars.

Step-by-step explanation:

Since the foreign exchange rate between the U.S. dollar and the Swiss franc is 1:2.2.

It means,

1 U.S. dollar = 2.2 Swiss Franc

Now, According to question, Troy spent 20 Swiss francs to stay one night in a youth hostel.

So, 1 Swis Franc = \(\dfrac{1}{2.2}\)

20 Swiss Franc = \(\dfrac{20}{2.2}=\$9.09\)

Hence, Troy spend 9.09 in U.S. dollars.

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