please help with a. b. and c

for a. please round two decimal places

for b. round to four decimal places

for c. round to the nearest cent

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? a. What is the arithmetic average return over the 10 -year period? The arithmetic average return over the 10 -year period is \%. (Round to two decimal places.)