Calculate the present value of the following: a-1. Annual payment of $900 for 12 years at 3% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) a-2. Annual payment of $700 for 17 years at 3% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) a-3. Which option would you prefer? $900 a year for 12 years $700 a year for 17 years b-1. Annual payment of $900 for 12 years at 12% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) b-2. Annual payment of $700 for 17 years at 12% interest. (Do not round intermediate calculations. Round your answer to 2 decimal places.) b-3. Which option would you prefer? $900 a year for 12 years $700 a year for 17 years