Please work out Problem

Calculate the required rate of return for Climax Inc., assuming that (1) investors expect a 4.0% rate of inflation in the future, (2) the real risk-free rate is 2.8%, (3) the market risk premium is 4.6%, (4) the firm has a beta of 2.30, and (5) its realized rate of return has averaged 15.0% over the last 5 years. Do not round your intermediate calculations.