average annual inflation rate

According to the theory of purchasing power parity, what should happen to the value of the U.S. dollar relative to the Mexican peso if each of the following occurs?
a. Over the next 10 years, the U.S. experiences an average annual inflation rate of 3%, while Mexico experiences an average annual inflation rate of 8%.
b. The United States puts quotas and tariffs on many imported goods.
c. The United States enters a period of deflation, while Mexico experiences inflation.