.

Interest RateBeginning amountMonthly paymentsTotal paid after thirty yearsHow much of that was interest?Interest as a percentage of loan amount

.

4.75%$100,000$522$187,793$87,79387.79%

.

6.00%$100,000$600$215,838$115,838115.84%

.

9.25%$100,000$823$296,163$196,163196.16%

.

15.00%$100,000$1,264$455,200$355,200355.20%

.

18.00%$100,000$1,507$542,551$442,551442.55%