Help Before-tax cost of debt Gronseth Drywall Systems, Inc., is in discussions with its investment bankors regarding the issuance of new bonds. The investment banker has informed the firm that different matunities will carry different coupon rates and sell al different prices. The fimm must choose among several amatives In each case, the bonds will have a $1,000 par value and flotation costs will be $30 per bond. Calculate the before-tax cost of financing with the following alternative (Click on the icon here in order to copy the contents of the data table below into a spreadshot.) Coupon rate Time to maturity Premium or discount 6 years $200 Too before-tax cost of debt is % (Round to two decimal places)