Today, you can get either 140 Canadian dollars or 1,140 Mexican pesos for 100 U. dollars. Last year, 100 U. dollars was worth 139 Canadian dollars...

Today, you can get either 140 Canadian dollars or 1,140 Mexican pesos for 100 U.S. dollars. Last year, 100 U.S. dollars was worth 139 Canadian dollars and 1,160 Mexican pesos. Which one of the following statements is correct given this information?a.