A) The Sampsons have been carrying a balance of about $2,000 on their credit card. They have been paying the minimum amount due and have been using any excess net cash flows to implement their new savings plan for a new car and their children's college education. To date, they have saved $2,000; they are currently earning 5% on the savings. Meanwhile, their credit card is charging them 18%. Dave and Sharon want to evaluate the return they are receiving from their savings versus the interest expenses they are accruing on their credit card