(1 point) A couple has decided to purchase a $160000 house using a down payment of $13000. They can amortize the balance at 10% over 15 years. a) What is their monthly payment? Payment =$ b) What is the total interest paid? Total interest paid =$ c) What is the equity after 5 years? Equity after 5 years =$ d) What is the equity after 10 years? Equity after 10 years =$