Suppose that on January 1 you have a balance of $4700 on a crede card whose APR is 21%, which you want to pay oft in 5 years Assume that you make no addeional charges to the card after January 1 a. Cakubare your monthby payments b. When the card is paid off, how much wil you have paid since January 1 ? c. What percentage of yout total payment (part b) is interest? a. The menthly payment is 5 (be not round unil the final antwet. Then round to the neareat cent as ceeded)