Ten annual returns are listed in the following table:

19.3%

16.2%

17.9%

49.6%

43.2%

1.6%

16.1%

46.3%

45.1%

3.7%

a. What is the arithmetic average return over the 10-year period?

b. What is the geometric average return over the 10-year period?

c. If you invested $100 at the beginning, how much would you have at the end?