please help! im stuck!

Question 7 4 pts Marta purchased a home with an adjustable rate mortgage. The margin on an adjustable-rate mortgage is 5.5% and the rate cap is 6.5% over the life of the loan. If the current index rate is 8.9%, find the maximum overall rate of the loan. 19.7% 18.5% 19.2% 20.9% Question 9 4 pts Shellie has a mortgage of $56,500 at 53% for 25 years. The property taxes are $350 quarterly, and the hazard insurance premium is $239.50 semiannually. Find the monthly taxes and insurance payment. O $358.75 $422.87 O $156.58 O $290.79 Question 10 4 pts Suppose you earn a gross income of $2,730 per month and apply for a mortgage with a monthly PITI of $510.51. You have other financial obligations totaling $431.34 per month. (Use the ratio guidelines from your text) What type of mortgage, if any, would you qualify for? O FHA and Conventional o Conventional only O none O FHA only