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2. CTL (Concrete Testing Lab) borrowed $100,000 for new equipment at 12% per yea

ID: 2808649 • Letter: 2

Question

2. CTL (Concrete Testing Lab) borrowed $100,000 for new equipment at 12% per year, compounded quarterly. It is to be paid back over three years in equal quarterly payments quarterly a. How much are the quarterly payments? b. How much interest is in the 7th payment c. How much principal is in the 7th payment? d. What is the remaining balance after the 7th payment? e. Two years after borrowing the money, you decide to pay off the loan. You have not yet made the payment due at that time. What is the payoff amount for the loan?

Explanation / Answer

a-

Payment

r*(PV)/ 1- (1+r)^-n

.03*100000 / 1-(1.03)^-12

3000/.2986

10046.88547

period

beginning balance

Quarterly payment

Interest = beginning balance*3%

principal = quarterly payment-interest

year end balance = beginning balance-principal paid

0

1

100000

10046.89

3000

7046.89

92953.11

2

92953.11

10046.89

2788.593

7258.2967

85694.8133

3

85694.81

10046.89

2570.844

7476.045601

78218.7677

4

78218.77

10046.89

2346.563

7700.326969

70518.44073

5

70518.44

10046.89

2115.553

7931.336778

62587.10395

6

62587.1

10046.89

1877.613

8169.276881

54417.82707

7

54417.83

10046.89

1632.535

8414.355188

46003.47188

8

46003.47

10046.89

1380.104

8666.785844

37336.68604

b-

interest in 7th payment

1632.535

C-

principal in 7th payment

8414.355

d-

remaining balance after 7th payment

46003.47

E-

balance due at 8th payment + interest due

46003.34+1380.104

47383.444

a-

Payment

r*(PV)/ 1- (1+r)^-n

.03*100000 / 1-(1.03)^-12

3000/.2986

10046.88547

period

beginning balance

Quarterly payment

Interest = beginning balance*3%

principal = quarterly payment-interest

year end balance = beginning balance-principal paid

0

1

100000

10046.89

3000

7046.89

92953.11

2

92953.11

10046.89

2788.593

7258.2967

85694.8133

3

85694.81

10046.89

2570.844

7476.045601

78218.7677

4

78218.77

10046.89

2346.563

7700.326969

70518.44073

5

70518.44

10046.89

2115.553

7931.336778

62587.10395

6

62587.1

10046.89

1877.613

8169.276881

54417.82707

7

54417.83

10046.89

1632.535

8414.355188

46003.47188

8

46003.47

10046.89

1380.104

8666.785844

37336.68604

b-

interest in 7th payment

1632.535

C-

principal in 7th payment

8414.355

d-

remaining balance after 7th payment

46003.47

E-

balance due at 8th payment + interest due

46003.34+1380.104

47383.444