Calculate the required rate of return for White Knuckle Driving School assuming that (1) investors expect a 2.3% rate of inflation in the future, (2) the real risk-free rate is 5.0%, (3) the market risk premium is 2.0%, (4) the firm has a beta of 0.88, and (5) its projected rate of return will average 11.2% over the next 5 years.