solve d, e, f and draw cash-flow diagram for each.

a. 13. What equal series of payments must be put into a sinking fund to accumulate the following amounts? $65,000 in 15 years at 15% compounded annually when payments are an- nual. Answer: $1,365 b. $6,500 in 7 years at 11% compounded annually when payments are annual. $13,000 in 58 years at 13% compounded annually when payments are annual d. $2,000 in 6 years at 11% compounded annually when payments are annual. $5,200 in 42 years at 8.2% compounded annually when payments are annual. f. $90,000 in 75 years at 6.5% compounded annually when payments are annual c. e