Crystal received a 25 year loan of $230,000 to purchase a house. The interest rate on the loan was 4.80% compounded monthly. a. What is the size of the monthly loan payment? $ $1,317.89 Round to the nearest cent b. What is the principal balance of the loan at the end of 3 years? $ $47,444.15 Round to the nearest cent c. By how much will the amortization period shorten if Crystal made an extra payment of $55,000 at the end of the year 3? years months Express the answer in years and months, rounded to the next month