Answer (B) is correct . At a 1-for-9 rate, the price in U.S. dollars is $5, calculated by dividing 45 pesos by 9.
Answer (A) is incorrect because The amount of $0.20 is based on an inversion of the numerator and denominator in the calculation.
Answer (C) is incorrect because The amount of $45 is the price in pesos, not dollars.
Answer (D) is incorrect because The amount of $405 is based on multiplying 45 and 9.
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