On January 4, 1984 the price of a widget was $15.52. On January 4, 2008 the price of a widget was $50.59. Find the average rate of change in the price of a widget from 1984 to 2008. Round to the nearest cent.

The average rate of change is LaTeX:  \displaystyle \frac{50.59-15.52}{2008-1984}= 1.46 dollars per year.