Maria has $10,000 to invest. She is considering purchasing a $10,000 corporate bond that offers 7% or a $10,000 municipal bond that offers 5%. Additional income from the corporate bond that she might receive would be taxed at 33%. Which of the investments will result in the greatest gain? Be sure to consider any taxes that might apply.

Jason is looking for an engagement ring to offer his girlfriend. he has found a similar ring at each of four different jewelry stores. he doesn't have enough money to pay for the ring in cash, so he is planning on opening a line of credit (credit card) at the store he ends up buying the ring from. the chart below outlines the difference in the price of the rings the different stores offer as well as the difference in credit options. jason plans to pay off the ring purchase in 36 months. according to the information in the table, which of the jewelry stores will have the cheapest ring in the end?