Suppose the Samsung smartphone is sold at $100 in the US and 250 real in Brazil. The market exchange rate is 2.4 real/$ and there is a $5 shipping cost from the US to Brazil. Is it profitable for...

Suppose the Samsung smartphone is sold at $100 in the US and 250 real in Brazil. The market exchange rate is 2.4 real/$ and there is a $5 shipping cost from the US to Brazil. Is it profitable for buyers to import from US to Brazil? If the expected exchange rate of the real (real/$) declines by 10 percent, will the buyer then choose to import?