Firm calculating cost of capital for major expansion program tax rate = 40%, 15 year 12% coupon semiannual payment noncallable bonds sell for $1,153.72 new bonds will be privately placed with no flotation cost. 10% dividend on the par value $100 par value perpetual preffered stock sells for $111.10. Common stock sells for $50 Do= $4.19 and g= 5%, Beta= 1.2 r of RF= 7% and RPm= 6% Target capital structure 30% debt 10% preffered stock 60% common equity What is WACC?