Jay Bakery has a bond issue outstanding interest of $8$ year the bond pay interest semiannual. Currently the bonds are quoted at $97\mathrm{.}8\%$ of the face value and carry a coupon of $5\mathrm{.}7\%$ what is the after$-$tax cost of debt, If the tax rate is $21\%?($Please use a financial Claulator not excel$)$