Waller, Inc., is trying to determine its cost of debt. The firm has a debt issue outstanding with 20 years to maturity with a current price of $854. The issue makes semiannual payments and has coupon rate of 5 percent.If the tax rate is 0.2, what is theaftertaxcost of debt? Enter the answer with 4 decimals (e.g. 0.0123)

Sixx AM Manufacturing has a target debtequity ratio of 1.9. Its cost of equity is 0.13, and its pretax cost of debt is 0.05. If the tax rate is 0.23, what is the company's WACC? Enter the answer with 4 decimals (e.g. 0.0123)