Western gas & electric company (wgc) can borrow funds at an interest rate of 12.50% for a period of six years. its marginal federal-plus-state tax rate is 25%. wgc’s after-tax cost of debt is (rounded to two decimal places). at the present time, western gas & electric company (wgc) has 15-year noncallable bonds with a face value of $1,000 that are outstanding. these bonds have a current market price of $1,329.55 per bond, carry a coupon rate of 12%, and distribute annual coupon payments. the company incurs a federal-plus-state tax rate of 25%. if wgc 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.)