The debt is amortized by equal payments made at the end of each payment interval. Compute (a) the size of the periodic payments; (b) the outstanding principal at the time indicated; (c) the interest paid by the payment following the time indicated for finding the outstanding principal; and (d) the principal repaid by the same payment as in part c.

Debt Principal	Repayment Period	Payment Interval	Interest Rate	Conversion Period	Outstanding Principal After:
$18,000.00	5 years	1 month	7%	quarterly	7th payment