1. Lori used her new credit card to book airplane tickets online to visit her sister in Scotland. The flights cost a total of $562. Her credit card has a promotional offer of 0% interest for 4 months. After this period, the rate is 19.7%, compounded daily. a. If Lori pays $75 per month, how long will it take her to pay off the balance? b. How much interest will she pay? c. If the credit card did not have a promotional offer, how much more interest would she have to pay