Based on the following information, what is the firm's weighted average cost of capital of the non-operating assets. WACC? The firm: Cost of debt, Rp. 5% Cost of equity. Rg 20% Total market value of debt, D $800 Total market value of equity, S: $800 Corporate tax rate, T: 40% Operating assets: Total market value. O: $1,200 Cost of debt, Roo: 3% Cost of equity, Ros: 12%