1.George has $20,000 in credit card debt at 18% interest compounded monthly. How many months will it take to pay off this amount: a)If he makes a $350 payment each month? b)If he makes a $520 payment each month? 2.What is the interest rate on loans with the following terms? a)On $10,000 borrowed, pay $2,000 a year for 6 years. b)On $2,000 borrowed, pay $100 a month for 25 months.