Masterson, Inc., has 4 million shares of common stock outstanding. The current share price is $70, and the book value per share is $9. The company also has two bond issues outstanding. The first bond issue has a face value of $75 million, has a coupon rate of 7 percent, and sells for 95 percent of par. The second issue has a face value of $60 million, has a coupon rate of 6 percent, and sells for 107 percent of par. The first issue matures in 25 years, the second in 8 years. Both bonds make semiannual coupon payments.

a. What are the company's capital structure weights on a book value basis? (Do not round intermediate calculations and round your answers to 4 decimal places, e.g., .1616.)

b. What are the companys capital structure weights on a market value basis? (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?