The following table shows a portion of a four-year amortization schedule. A 4-year amortization schedule. The loan amount or principal is 19,900 dollars. At 25 months, the balance of the loan is 10,356 dollars and 3 cents.
After twenty-five payments, how much of the principal has been paid off?
a. $2,669.28
b. $10,353.25
c. $9,543.97
d. $12,213.25
