Heidi decided to make extra money by offering to do investments for her friends for a fee. She actually did no investing, but used the funds from new friends to pay off earlier enrollees. This worked well for a while, but her scheme came to light when her supply of new friends came to an end. She is guilty of which of the following practices?
A Ponzi scheme is an investment swindle in which high profits are promised from fictitious sources and early investors are paid off with funds raised from later ones.

Quick calculate the roi dollar amount and percentage for these example investments. a. you invest $50 in a government bond that says you can redeem it a year later for $55. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage. b. you invest $200 in stocks and sell them one year later for $230. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage.