Section PF.12 – Solutions to the Practice Problems


1.

a. $130,397.13
b. $252,000.00
c. $121,602.87

2.

a. $12,625.50
b. $15,000.00
c. $2,374.50

3.

a. $194,346.78
b. $450,000.00
c. $255,653.22

4.

a. $141,772.87
b. $306,000.00
c. $164,227.13

5. $546.72

6. $863.16

7.

a. $180,000.00
b. $966.28
c. $1079.19

8.

a. $1,618.79
b. $282,764.40

9. $542.38

10. $974.29

11. $354.15

12.

a. $265.61
b. $749.28

13.

a. $10,033.37
b. $4,966.63

14.

a. $85,255.89
b. $194,744.11

15.

a. $20,000.00
b. $180,000.00
c. $5,400.00
d. $758.89
e. $273,200.40
f. $93,200.40

g.

Month

Prior Balance

Interest on Prior Balance

Monthly Payment

Ending Balance

1

$180,000.00

$450.00

$758.89

$179,691.11

2

$179,691.11

$449.23

$758.89

$179,381.45

3

$179,381.45

$448.45

$758.89

$179,071.01

16. 

a. $28,000.00
b. $112,000.00
c. $1,120.00
d. $885.69
e. $159,424.20
f. $47,424.20

g.

Month

Prior Balance

Interest on Prior Balance

Monthly Payment

Ending Balance

1

$112,000.00

$466.67

$885.69

$111,580.98

2

$111,580.98

$464.92

$885.69

$111,160.21

3

$111,160.21

$463.17

$885.69

$110,737.69

17.

a. $202.59
b. $12,155.40
c. $1,155.40

d.

Month

Prior Balance

Interest on Prior Balance

Monthly Payment

Ending Balance

1

$11,000.00

$36.67

$202.59

$10,834.08

2

$10,834.08

$36.11

$202.59

$10,667.60

3

$10,667.60

$35.56

$202.59

$10,500.57

18.

a. $290.00
b. $17,400.00
c. $2,400.00

d. 

Month

Prior Balance

Interest on Prior Balance

Monthly Payment

Ending Balance

1

$15,000.00

$75.00

$290.00

$14,785.00

2

$14,785.00

$73.93

$290.00

$14,568.93

3

$14,568.93

$72.84

$290.00

$14,351.77

License

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College Mathematics - MAT14X - 3rd Edition Copyright © by Adam Avilez; Shelley Ceinaturaga; and Terri D. Levine is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License, except where otherwise noted.

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