Score: 0 of 4 pts 4 of 16( Problem 5-20 (similar to) (Compound annuity) What is the accumulated sum of each of the following streams of payments? a. $490 a year for 9 years compounded annually at 11 percent b. $100 a year for 7 years compounded annually at 9 percent. c. $31 a year for 13 years compounded annually at 11percent. d. $24 a year for 6 years compounded annually at 4 percent. a. What is the accumulated sum of $490 a year for 9 years compounded annually at 11 percent? (Round to the nearest cent.) Enter your answer in the answer box and then click Check Answer. Clear All esc FI FS F6 2