need 11,12, and 14

Question 11 (0.15 points) What is the monthly payment for a $86000 thirty-year mortgage at 6% APR? Your Answer: Question 12 (0.15 points) You have an outstanding credit card balance of $3,000. You decide to stop making new charges and pay $450 each month until the balance is paid. If your annual interest rate is 18%, how many months will it take you to pay off your balance? Your Answer: Question 14 (0.15 points) A few years ago, you purchased a home for $89800. Today, the home is worth $108700. Your remaining mortgage balance is $45439. Assuming you can borrow up to 80 percent of the home's current value, what is the maximum amount of cash you could borrow in a cash-out home refinancing after paying off your original mortgage? Your