Q11: You purchase a house for $255,000 and pay 20% down. You obtain a 30-year fixed rate mortgage in which the annual interest rate is 5.85%. What is your monthly payment?

Q12: You purchase a house at $331,250 and pay 20% down. The 15-year mortgage is fixed-rate 6.25% annually. In addition to the principal and interest paid, you must pay 0.1% of the house purchase price per month into an escrow account for insurance and taxes. What is the total monthly payment (to the nearest dollar)?