Hello. Please solve problems a and b in the attached image as if you were a qualified accountant with many years of experience and knowledge, and please explain and show how you solved problems a and b for someone who has only a beginner's knowledge of accounting.

Estimating the Cost of Debt Capital Kellogg Company manufactures cereal and other convenience food under its many well-known brands such as Kellogg's, Keebler, and Cheez-It. Kellogg's financial statements report the following. dla EP eeyary Current Year Year Interest expense $131 Notes payable 280 $110 Current maturities of long-term debt 468, 570 Long-term debt, less current maturities 3,190 5,010 Operating leases (current and long-term) 364 494 Weighted average discount rate on operating leases 2.90% Statutory tax rate 22.40% a. Compute the company's average pretax cost of debt. Round all calculations to two decimal places. Hint: Add imputed interest on operating leases. Note: Do not round intermediate calculations. Enter final answer rounded to two decimal places (ex: 0.02315 = 2.32%). x % b. Estimate the company's cost of debt capital. Round all calculations to two decimal places. Note: Use unrounded calculations from part a. to compute part b. answer. Enter final answer rounded to two decimal places (ex: 0.02315 = 2.32%). x %