Problem 5-20 (similar to) Question Help (Compound annuity) What is the accumulated sum of each of the following streams of payments? a. $510 a year for 10 years compounded annually at 9 percent b. $108 a year for 7 years compounded annually at 8 percent. c. $37 a year for 12 years compounded annually at 13percent d. $25 a year for 4 years compounded annually at 6 percent a. What is the accumulated sum of $510 a year for 10 years compounded annually at 9 percent? (Round to the nearest cent.) er nthe answer box and ihen cick Check