1 Data table (Click on the icon here in order to copy the contents of the data table below into a spreadsheet.) Source of capital Market value Individual cost Long-term debt $750,000 7.5% Preferred stock $70,000 10.3% Common stock equity $600,000 17.2% Print Done waccMarket value weights The market values and after-tax costs of various sources of capital used by Riogo Tool are shown in the following tatlon 2. Calculate the firm's weighted average cost of capital b. Explain how the firm can use this cost in the investment decision-making process The firm's weighted average cost of capital, cu titing market value weights around to two decimal places