In: Finance
Calculate the accumulated amount of annunity with depositis of $750 monthy at 5% for 20 years. Discuss how the accumlated amount would change if the monthly deposits was decreased.
Working out both future value of annuities and present value of annuities; The decreasing value is not mentioned so, showed working for decreased value with $50 variation from $750 to $500:
| 
 Using financial calculator BA II Plus - Input details:  | 
 # = 750  | 
 Decreased to 700  | 
 Decreased to 650  | 
 Decreased to 600  | 
 Decreased to 550  | 
 Decreased to 500  | 
| 
 I/Y = Rate/Frequency =  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
| 
 PMT = Payment or Coupon or Regular payments / Frequency =  | 
 -$750.00  | 
 -$700.00  | 
 -$650.00  | 
 -$600.00  | 
 -$550.00  | 
 -$500.00  | 
| 
 N = Total number of periods =  | 
 240.00  | 
 240.00  | 
 240.00  | 
 240.00  | 
 240.00  | 
 240.00  | 
| 
 PV = Present Value =  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
| 
 CPT > FV = Future Value =  | 
 $308,275.25  | 
 $287,723.57  | 
 $267,171.88  | 
 $246,620.20  | 
 $226,068.52  | 
 $205,516.83  | 
..
.
| 
 Using financial calculator BA II Plus - Input details:  | 
 # = 750  | 
 Decreased to 700  | 
 Decreased to 650  | 
 Decreased to 600  | 
 Decreased to 550  | 
 Decreased to 500  | 
| 
 I/Y = Rate or yield / frequency of coupon in a year =  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
 0.416667  | 
| 
 PMT = Coupon rate x FV / frequency =  | 
 -$750.00  | 
 -$700.00  | 
 -$650.00  | 
 -$600.00  | 
 -$550.00  | 
 -$500.00  | 
| 
 N = Number of years remaining x frequency =  | 
 240.00  | 
 240.00  | 
 240.00  | 
 240.00  | 
 240.00  | 
 240.00  | 
| 
 FV = Future Value =  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
 $0.00  | 
| 
 CPT > PV = Present value =  | 
 $113,643.98  | 
 $106,067.72  | 
 $98,491.45  | 
 $90,915.19  | 
 $83,338.92  | 
 $75,762.66  |