In: Finance
a) Value of New Co =EBIT*(1-Tax Rate)/Cost of Equity
=10000000*(1-20%)/9% =88888888.89
Value of Old Co =Value of Unlevered Firm + Debt*Tax Rate
=88888888.89+4000000*20% =89688888.89
b) Weight of Equity of New Co. =100%
Weight of debt of New Co. =0%
Weight of Debt of Old Co =4000000/89688888.89=4.46%
Weight of Equity of Old Co =1-4.46% =95.54%