Bennington Industrial Machines issued 142,000 zero coupon bonds seven years ago. The bonds originally had 30 years to maturity with a yield to maturity of 7.2 percent. Interest rates have recently increased, and the bonds now have a yield to maturity of 8.3 percent.
If the company has a $45.7 million market value of equity, what weight should it use for debt when calculating the cost of capital?