You have been given the following facts and assumptions concerning ABC Corp's at December 31. 2013 Yield to maturity on long term government bond is 5 00% Yield to maturity on company long term government bond is 7 0% Coupon rate on company long term bond is 7.0%. Market price of risk is 8 0% along with estimated company beta value of 1 5 Stock is selling for S40 in the market and 250 million shares are outstanding Assuming that book value of equity is $5240 million along with book value of interest bearing debt of $1250 million Existing tax rate stands at 35% Given all the information estimate the appropriate weight of debt to be used when calculating ABC Corp's weighted average cost of capital?