Logan had seamless rain gutters installed around her home at a cost of $1,200. She financed the total amount for 18 months at an annual interest rate of 2.5% compounded monthly. What is the amount of her monthly payment? (Round your answer to the nearest cent.) $ After making 12 payments, Logan decided to repay the loan in full. How many payments did she have left at this time? X payments What is Logan's payoff (in dollars)? (Round your answer to the nearest cent.) $