Asked this question before multiple times, got wrong answers. please help.

Occam Industrial Machines issued 100,000 zero coupon bonds 4 years ago. The bonds originally had 30 years to maturity with a yield to maturity of 5.8 percent. Interest rates have recently decreased, and the bonds now have a yield to maturity of 4.9 percent. The bonds have a par value of $2,000 and semiannual compounding. If the company has a $73.8 million market value of equity, what weight should it use for debt when calculating the cost of capital? Note: Do not round intermediate calculations and round your answer to 4 decimal places, e.g., .1616. Answer is complete but not entirely correct. Dani Corporation has 9 million shares of common stock outstanding. The current share price is $75, and the book value per share is $6. The company also has two bond issues outstanding. The first bond issue has a face value of $100 million, has a coupon rate of 4 percent, and sells for 96 percent of par. The second issue has a face value of $85 million, has a coupon rate of 3 percent, and sells for 108 percent of par. The first issue matures in 24 years, the second in 7 years. Both bonds make semiannual coupon payments. a. What are the company's capital structure weights on a book value basis? Note: Do not round intermediate calculations and round your answers to 4 decimal places, e.g., .1616. b. What are the company's capital structure weights on a market value basis? Note: Do not round intermediate calculations and round your answers to 4 decimal places, e.g., .1616. c. Which are more relevant, the book or market value weights? Occam Industrial Machines issued 100,000 zero coupon bonds 4 years ago. The bonds originally had 30 years to maturity with a yield to maturity of 5.8 percent. Interest rates have recently decreased, and the bonds now have a yield to maturity of 4.9 percent. The bonds have a par value of $2,000 and semiannual compounding. If the company has a $73.8 million market value of equity, what weight should it use for debt when calculating the cost of capital? Note: Do not round intermediate calculations and round your answer to 4 decimal places, e.g., .1616. Answer is complete but not entirely correct. Dani Corporation has 9 million shares of common stock outstanding. The current share price is $75, and the book value per share is $6. The company also has two bond issues outstanding. The first bond issue has a face value of $100 million, has a coupon rate of 4 percent, and sells for 96 percent of par. The second issue has a face value of $85 million, has a coupon rate of 3 percent, and sells for 108 percent of par. The first issue matures in 24 years, the second in 7 years. Both bonds make semiannual coupon payments. a. What are the company's capital structure weights on a book value basis? Note: Do not round intermediate calculations and round your answers to 4 decimal places, e.g., .1616. b. What are the company's capital structure weights on a market value basis? Note: Do not round intermediate calculations and round your answers to 4 decimal places, e.g., .1616. c. Which are more relevant, the book or market value weights