1. Calculating Number of Periods. One of your customers is delinquent on his accounts payable balance. Youve mutually agreed to a repayment schedule of $450 per month. You will charge 1.3 percent per month interest on the overdue balance. If the current balance is $18,000, how long will it take for the account to be paid off?
2. EAR versus APR. Big Doms Pawn Shop charges an interest rate of 27 percent per month on loans to its customers. Like all lenders, Big Dom must report an APR to consumers. What rate should the shop report? What is the effective annual rate?