practice question: Return on investment (ROI) is a measure that investigates the amount of additional profits produced due to a certain investment. Businesses use this calculation to compare different scenarios for investments to see which would produce the greatest profit and benefit for the company. However, this calculation can also be used to analyze the best scenario for other forms of investment, such as if someone wishes to purchase a car, buy a computer, pay for college, etc.

What is one specific way that you will use this tool in the future? It can be for work or in your personal life or anything.