The future eamings, dividends, and common stock price of Callahan Fechnolopies Inc. are expected to grow 4 bil per yeac: Calahan's common stock currently selis for 522.75 . per share, lts last dividend was 51.50 , and it wil pay a $1.56 dlyidend at the end of the current vear: a. Using the DCF approach, what is its coit of common equity? oo not round intermediate calculatians. Round your answer to two decimal places. b. If the firm's beto ts 1.4, the riskefree rote is 844 , and the liverage return on the market is 120 , what will be the firm's coit of common equity tising the capm approach? Round your answer to two decimal places. c. If the firm's bonds eacm a return of 10\%6, based on the bond-yield.plusiskepremium approach, whar with be ra? Use the fudgmental risk premilum of 4 W. in your calcutstions. Round your answer to bwo decimal placesi. d. If you have equal configence in the inputs used for the three approsches, what is your estimate of Callahar's cost of common equity? Do not round intermedlate calculations. Round your answer to two decimal places