Try this site where you can compare quotes from different companies: WWW.ANNUITY-HELP.US How much would these charges be with 19.50% annual interest rate on a credit card? This is with a 19.50% annual interest rate. If there was a $400 purchase, how much would the interest be? If there was a $570 purchase, how much would the interest be? If there was a $500 cash advance, how much would the interest be? thanks!