i would really appreciate help answering this problem.

(4 points) Fifteen years ago a couple purchased a house for $180,000.00 by paying a 20% down payment and financing the remaining balance with a 30-year mortgage at 5.14% compounded monthly. (a) Find the monthly payment for this loan. (Note: Your answer should include a dollar sign and be Monthly Payment: $1160 accurate to two decimal places) (b) Find the balance of the loan after 14 years and after 15 years? Let n be how many payments are left on the loan. After 14 years After 15 years n = n HE Loan Balance: III Loan Balance: (Note: The balance amounts should include a dollar sign and be accurate to two decimal places) (c) Find the total amount of interest paid by the couple during the 15th year. 1 (Note: Your answer should include a dollar Interest Paid During 15th year: sign and be accurate to two decimal places)