Cout of debt using beth methods Currently, Warren Industries can sell 15 -year, $1,000-par-value bonds paying annual interest at a 7% coupon rate. Because current market rates for similar bonds are just under 7%, Warten can sell its bonds for $1,010 each; Warren will incur flotation costs of $30 per bood in this process. The firm is in the 21% tax bracket. a. Find the net proceeds from sale of the bond, Nd. c. Calcelate the before-tax and after-tax costs of dete. Anvwen (insert your anmers is the highlighted cells, use cell references, cquations, and finctions wherever possible)