Answer the two questions below please

17. The zero coupon bonds of Ent Movers have a market price of $319.24, a face value of $1,000, and a yield to maturity of 8.45 percent. How many years is it until these bonds mature? a. 55.18 years b. 27.59 years c. 11.92 years d. 13.80 years Answer: 18. In calculating the current price of a bond paying semiannual coupons, one needs to a. Use double the number of years for the number of payments made. b. All of the things listed need to be done. c. Use the semiannual rate as the discount rate. d. Use the semiannual coupon