Question 7 (3.333 points) Dana purchases, at par value, a municipal bond and a corporate bond with coupon rates of 4.75% and 6.15%, respectively. If she is in the 25% marginal tax bracket, her after tax return on the corporate bond is and the taxable equivalent yield on the municipal bond is 5% and 5.44% 4.61% and 6.33% 6.15% and 4.785% 6.15% and 6.33%