PLEASE! Do not answer this if you can't use a finance formula! THE ONLY FORMULAS I have been taught to use are :

simple interest, compound, FV and PV of annuity

ALSO Please do part A properly and show me the technical steps please.

6) Chase Bank was offering a 30-year fixed-ratemortgage of7.38%. Geo rge and Debby Ashton purchased a house for $180,000( After putting 20% down as a down payment, they finance the balance with Chase Bank. a. Determine the size of the down payment and the amount financed D201 b. Determine the monthly payment needed to amortize the loan