PLEASE ANSWER THE QUESTION IN EXCEL FORMAT

JAB Industry's capital structure 20% debt. Use the following data to calculate its cost of equity: b = 1.4; TRF = 6% and RPM = 5%. b 1.40 IRF 6% RPM 5% Is = 13.00% Use the Hamada equation to calculate JAB's unlevered beta and unlevered cost of equity. The tax rate is 20%. Tax rate Wa Ws bu ISU What would the cost of equity be if JAB changes its capital structure to 35% debt? W= Ws = b = Isl