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1. The basic WACC equation The calculation of WACC Involves calculating the weighted average of the required rates of return on debt, preferred stock, and common equity, where the weights equal the percentage of each type of financing in the firm's overall capital structure. Is the symbol that represents the before-tax cost of debt in the weighted average cost of capital (WACC) equation. Raymond Co, has $1.1 million, of debt, $2 million of preferred stock, and $2.2 million of common equity. What would be its weight on preferred stock? 0.38 0.21 0.42 0.30 The calculation of WACC involves calculating the weighted average of the required rates o the weights equal the percentage of each type of financing in the firm's overall capital stru is the symbol that represents the before-tax cost of debt in the weighted average a 0.30