What is the accumulated sum of each of the following streams of payments?

a. $520 a year for 9 years compounded annually at 9 percent.

b. $108 a year for 7 years compounded annually at 8 percent.

c. $38 a year for 13 years compounded annually at 11 percent.

d. $25 a year for 4 years compounded annually at 5 percent.

a. What is the accumulated sum of $520 a year for 9 years compounded annually at 9 percent? $ nothing(Round to the nearest cent.)

b. What is the accumulated sum of $108 a year for 7 years compounded annually at 8 percent? $ nothing(Round to the nearest cent.)

c. What is the accumulated sum of $38 a year for 13 years compounded annually at 11percent? $ nothing(Round to the nearest cent.)

d. What is the accumulated sum of $25 a year for 4 years compounded annually at 5 percent?