A 6-year annuity of 12 $9,100 semiannual payments will begin 9.5 years from now, with the first payment coming 10 years from now. a. If the discount rate is 10 percent compounded semiannually, what is the value of this annuity six years and four years from now? (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) b. What is the value of the annuity today? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) a. Value six years from today Value four years from today b. Value today