Find the payment R needed to amortize a loan of $15,000 at 4.3%/year compounded monthly with 36 monthly installments of a period of 3 years. (Round your answer to the nearest cent.)

JCN Media had sales of $1,250,000 in the first year of operation. If the sales increased by 7%/year thereafter, find the company's sales in the fourth year. (Round your answer to the nearest cent.) Find the total sales over the first 4 years of operation. (Round your answer to the nearest cent.)

Maria has leased an auto for 3 years at $350/month. If the money is worth 5%/year compounded monthly, what is the equivalent cash payment (present value) of this annuity? (Assume payments are made at the end of the each month. Round your answer to the nearest cent.)

The Turners have purchased a house for $170,000. They made an initial down payment of $42,500 and secured a mortgage with interest charged at a rate of 5.5%/year on the unpaid balance. (Interest computations are made at the end of each month.) Assume that the load is amortized over 30 years. (Round all answers to the nearest cent.)

The outstanding balance on Bill's credit card account is $3900. The bank issuing the credit card is charging 10.1%/year compounded monthly. If Bill decides to pay off his balance in equal monthly installments at the end of each month for the next 18 months, how much will be his monthly payment? (Round your answer to the nearest cent.) What is the effective rate of interest the bank is charging Bill? (Round your answer to three decimal places.)

Joe secured a loan of $11,000 four years ago from a bank for use toward his college expenses. The bank charges interest at the rate of 5%/year compounded monthly on his loan. Now that he has graduated from college, Joe wishes to repay the loan by amortizing it through monthly payments over 10 years at the same interest rate. Find the size of the monthly payments he will be required to make. (Round your answer to the nearest cent.)