The Is the interest rate that a firm pays on any new debt financing. Three Waters Company (TWC) can borrow funds at an interest rate of 7.30% for a period of four years. Its marginal federal-plus-state tax rate is 25%. TWC's after-tax cost of debt is (rounded to two decimal places). At the present time, Three Waters Company (TWC) has 15-year noncallable bonds with a face value of $1,000 that are outstanding. These bonds have a current market price of $1,555.38 per bond, carry a coupon rate of 11%, and distribute annual coupon payments. The company incurs a federal- plus-state tax rate of 25%. If TWC wants to issue new debt, what would be a reasonable estimate for its after-tax cost of debt (rounded to two decimal places)? (Note: Round your YTM rate to two decimal place.) 4.73% 3.29% 4.93% 4.11%