Given:
Loan Amount: $12,000
Loan Terms: 60 months = n
Interest Rate: 9% =
Monthly Loan Payment Formula:
Monthly Loan Payment =
Substitute given values into Monthly Payment Formula:
Monthly Loan Payment =
Monthly Loan Payment = $249.10 ( rounded to two decimal places)
Notes:
Total Cost = Monthly Loan Payment * Number of Payments
Total Cost = $249.10 * 60 = $14,946
Interest Cost = Total Cost – Loan Amount
Interest Cost = $14,946 – $12,000 = $2,946
Loan Amount: $12,000
Loan Terms: 60 months = n
Interest Rate: 9% =
9/100
= 0.09 = r (convert percent to a decimal)Monthly Loan Payment Formula:
Monthly Loan Payment =
Loan Amount *
r
/
12
/
1 – ( 1+ r/12
) -n
Substitute given values into Monthly Payment Formula:
Monthly Loan Payment =
12,000 *
0.09
/
12
/
1 – ( 1+ 0.09/12
) -60
Monthly Loan Payment = $249.10 ( rounded to two decimal places)
Notes:
Total Cost = Monthly Loan Payment * Number of Payments
Total Cost = $249.10 * 60 = $14,946
Interest Cost = Total Cost – Loan Amount
Interest Cost = $14,946 – $12,000 = $2,946