6/1/2021 Ch. 9 Problems - Principles of Macroeconomics 2e | OpenStax 33. The index number representing the price level changes from 110 to 115 in one year, and then from 115 to 120 the next year. Since the index number increases by five each year, is five the inflation rate each year? Is the inflation rate the same each year? Explain your answer. 34. The total price of purchasing a basket goods in the United Kingdom years is: year