EMERGENCY!!

A university purchased two different paintings in one year. The value of Painting A over time is modeled by
f(x)=40,000 (1.063)*. The value of Painting B is represented by the graph at the right. Find the average rate of change of the
value of each artwork over a 5-year time period. Which art work's value is increasing more quickly? What is the average rate of change of the value of each artwork over a 5-year time period?
Painting A:
Painting B: