Briana recently received a credit card with a 14.6 percent nominal interest rate that is compounded monthly. With the card, she purchased a new MacBook Air for $965. The minimum payment on the card is $19 per month.
a. If she makes the minimum payment of $19 per month and makes no other charges, how long will it be before she pays off the card? Round to the nearest month.
b. If she makes the minimum payment of $38 per month how long will it take her to pay off the debt? Round to the nearest month.