1. Collins Group The Collins Group, a leading producer of custom automobile accessories, has hired you to estimate the firm's weighted average cost of capital. The balance sheet and some other information are provided below.

   Assets
   Current assets	$ 38,000,000
   Net plant, property, and equipment	101,000,000
   Total assets	$139,000,000
   Liabilities and Equity
   Accounts payable	$ 10,000,000
   Accruals	9,000,000
   Current liabilities	$ 19,000,000
   Long-term debt (40,000 bonds, $1,000 par value)	40,000,000
   Total liabilities	$ 59,000,000
   Common stock (10,000,000 shares)	30,000,000
   Retained earnings	50,000,000
   Total shareholders' equity	80,000,000
   Total liabilities and shareholders' equity	$139,000,000

   The stock is currently selling for $15.25 per share, and its noncallable $1,000 par value, 20-year, 7.25% bonds with semiannual payments are selling for $875.00. The beta is 1.25, the yield on a 6-month Treasury bill is 3.50%, and the yield on a 20-year Treasury bond is 5.50%. The required return on the stock market is 11.50%, but the market has had an average annual return of 14.50% during the past 5 years. The firm's tax rate is 25%.

   Refer to the data for the Collins Group. What is the best estimate of the after-tax cost of debt?

   	a.	6.43%
   	b.	6.10%
   	c.	6.75%
   	d.	7.08%
   	e.	5.80%