a. a stock had returns of 8%, -6%, 18% and 27% over the past four years. what was the geometric average return of this stock?

b. a mutual fund has 4,000 shares of stock A at a price of $45 and 6,000 shares of stock B at a price of $35. if the fund has 20,000 shares outstanding, what is the NAV of the fund? assume there are no liabilities for this fund.

c. the stock price of PITA corporation indicates a 12.85% expected return. given that PITA has a beta of 0.65 and the current T-bill rate is 3.5%, what is the market risk premium? what is the market rate of return?