(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 10 percent b. $100 a year for 8 years compounded annually at 9 percent c. $33 a year for 11 years compounded annually at 13percent. d. $23 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 10 percent? $ 6653.94 (Round to the nearest cent. b. What is the accumulated sum of $100 a year for 8 years compounded annually at 9 percent? (Round to the nearest cont.) est Enter your answer in the answer box and then click Check Answer 2 parts remaining Clear All ype here to search O US 3 1 2 & 3 4 5 6 7 8 Q E R T U