Problem:
A debt of $10,000 must be paid in a series of equal monthly payments for 5 years. The nominal annual interest rate is 12%, compounded monthly.
Required:
Question 1: What is the effective interest rate for this loan?
Question 2: Loan balance after 12th payment?
Question 3: The quarterly annual payment, if interest is compounded quarterly?
Note: Provide support for your rationale.