Shows how to calculate the finance charge on a credit card using the average daily balance method.

Problem from OpenStax Contemporary Mathematics by Donna Kirk. Access for free at https://openstax.org/books/contemporary-mathematics/pages/1-introduction Problem statement: https://openstax.org/books/contemporary-mathematics/pages/6-10-credit-cards

You can find all my course materials at my github page: https://prof-sears.github.io