A manager buys three shares of stock today, and then sells one of those shares each year for the next 3 years. His actions and the price history of the stock are summarized below. The stock pays no...

A manager buys three shares of stock today, and then sells one of those shares each year for the next 3 years. His actions and the price history of the stock are summarized below. The stock pays no dividends.

a.Calculate the time-weighted geometric average return on this “portfolio.”(Do not round intermediate calculations. Round your answer to 2 decimal places.)

b.Calculate the time-weighted arithmetic average return on this portfolio.(Do not round intermediate calculations. Round your answer to 2 decimal places.)

c.Calculate the dollar-weighted average return on this portfolio. (Do not round intermediate calculations. Round your answer to 2 decimal places.)