A debt of $7200 is repaid in equal quarterly instalments over five years. Interest is 5.4% compounded monthly (a) What is the size of the quarterly payments? (b) What will be the total cost of borrowing? (C) What is the outstanding balance after one year? (d) How much of the 15th payment is interest? (e) Construct a partial amortization schedule showing details of the first three payments, the last three payments, and totals. B I Ini