Problem 5-21 Annuities (L03) Calculate the present value of the following: a-1. Annual payment of $775 for 10 years at 4% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) a-2. Annual payment of $575 for 15 years at 4% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) a-3. Which option would you prefer? b-1. Annual payment of $775 for 10 years at 16% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) b-2. Annual payment of $575 for 15 years at 16% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) b-3. Which option would you prefer? a-1. Present value a-2. Present value a-3. Which option would you prefer? b-1. Present value b-2. Present value b-3. Which option would you prefer