Question 17 Aphid Corp will finance its next major expansion with 40% debt, 20% preferred stock, and 40% retained earnings. Aphid's after-tax cost of debt is 7.5% cost of profe a percentage and round to two decimal places (Ex 0.00%) Moving to another question wil save this response mid's after-tax cont of debt i 7.5%, cost of preferred stock in 92%, and cost of retained earnings is 126% What is the corporation's weighted average cost of capital