a 4. You have two credit cards with an APR of 17% and 19% respectively. One card has a balance of $4,200 with a minimum payment of $65/month and the other has a balance of $3,295 with a monthly minimum of $60. You currently can only afford the minimum monthly payments. a. Determine the total number of payments needed to pay off each credit card as separate bills. b. Determine the total interest paid for each card and the percent interest paid for each card