ng to another question will save this response. p. will finance its next major expansion with 20% debt, 30% preferred stock, and 50% retained earnings. Aphid's after-tax cost of debt is 4.2%, cost of preferred stock is 8.5%, and cost of retained earnings is 12.1%. What is the corporation's weights s a percentage and round to two decimal places (Ex. 0.00%) ng to another question will save this response. 979-877-1972 Charly 31