Whispering Pines, Inc., is all-equity-financed. The expected rate of return on the company's shares is 9.65%. a. What is the opportunity cost of capital for an average-risk Whispering Pines investment? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Cost of capital b. Suppose the company issues debt, repurchases shares, and moves to a 24% debt-to-value ratio (DIV= .24). What will be the company's weighted-average cost or capital at the new capital structure? The borrowing rate is 5.75% and the tax rate is 34%. (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Weighted-average cost of capital