hyungchaes:

Mindy's credit card has an APR of 15%, calculated on the previous monthly balance, and mindy makes a payment of $50 every month. Her credit card record for the last 7 months is shown in the table below http://media.apexlearning.com/Images/201105/17/cbbe60f5-2b37-4e52-9ffc-f874282c36e2.gif