Question 7 The before-tax cost of debt for a firm which has a 17 percent tax rate is 8 percent. The after-tax cost of debt is: 1.36% 8.0% 9.36% 6.64% Question 5 The economic order quantity (EOQ) is the order quantity which minimizes The order cost per order The carrying costs per unit per period The total of ordering cost and carrying cost Order quantity in units CO Question 14 The before-tax cost of debt for a firm which has a 40 percent tax rate is 12 percent. The after-tax cost of debt is: 4.8% 6.0% 7.2% 12%