XYZ company has compiled the following financial data: Source of Capital Book Value Market Value Cost Long-term debt $10,000,000 $8,500,000 5.0% Preferred stock 1,000,000 1,500,000 14.0 Common stock equity 9,000,000 15,000,000 20.0 $20,000,000 $25,000,000 (a) Calculate the weighted average cost of capital using book value weights. (b) Calculate the weighted average cost of capital using market value weights