Please estimate step by step of Weighted Average Cost of Capital for the following corporations considering the following information about their outstanding public securities:

Firm1 1. 500 semiannual bonds outstanding, 8 years to maturity, Coupon 8%, Face value $1000, current market Price $452 2. 1,200 common shares trading currently at $35/ share, 0.75, Risk Free 4\%, Market Return 10\%, Tax Rate 35% Firm 2 1.600 semiannual bonds outstanding, 6 years to maturity, Coupon 7%, Face value $1000, current market Price $452 2. 1,000 common shares trading currently at $27/ share, 0.75, Risk Free 4%, Market Return 10%, Tax Rate 35%