Sleeping Time has 8,000 bonds outstanding that are selling at 90% of par value. The bonds are issued with 8% annual coupon that matures in 15 years. The company also has 400,000 shares of common stock outstanding. The stock has a beta of 1.5 and sells for $30 a share. The U.S. Treasury bill is yielding 3% and the average return on market is 8%. Sleeping Time falls under 40% tax bracket. Required: What is Sleeping Times weighted average cost of capital?