At the present time, Omni Consumer Products Company (OCP) has 10 -year noncallable bonds with a face value of $1,000 that are outstanding. These bonds have a current market price of $1,278.41 per bond, carry a coupon rate of 11%, and distribute anneal coupon payments. The compary incurs a federal-plus-state tax rate of 25%. If ocp wants to issue new debt, what would be a reasonable estimate for its after-tax cost of deht (rounded to two decimal places)? (Note: Round your YTM rate to two decimal place.) 6.32% 5.27% 4.74% 6.06%