plz help

Intro You just took out a 15 -year traditional fixed-rate mortgage for $200,000 to buy a house. The interest rate is 7.2% (APP) and you have to make payments monthly. Part 1 Atternpt 1/10 for 10 pts. What is your monthly payment? Part 2 - Attempt 1/10 for 10 pts. How much of your first monthly payment goes towards paying down the outstanding balance (in $ )? Part 3 Attempt 1/10 for 10 pts. How much of your 13th monthly payment goes towards paying down the outstanding balance (in \$)