There are 12 payments of 2000 each are made at 2 year intervals. What is the value of the series: a. 2 years before the first payment date at annual effective rate i = 0.09? Answer: (Please report your answer to 2 decimal places) b. 7 years before the first payment date at nominal interest rate ;(2) = 0.095? Answer: 1 (Please report your answer to 2 decimal places) c. 24 months after the final payment at nominal interest rate (4) = 0.088? Answer: 1 (Please report your answer to 2 decimal places) d. 22 months after the final payment at nominal discount rate d(4) = 0.08? Answer: 1 (Please report your answer to 2 decimal places)