Humble Manufacturing is interested in measuring its overall cost of capital. The firm is in the $21\%$ tax bracket. The companys financial analysts have gathered the following data:Debt: The firm can raise debt by selling $$1,000$ par value, $10\%$ coupon interest rate,$10-$year bond on which annual interest will be made. When bonds are issued, their market price would be $$970.$ The firm must also pay flotation costs of $$20$ per bond.