Costs and Financial Aid. The cost of attendance is the total amount of tuition, fees, room and board, books, supplies, and other estimated school expenses. Financial aid is a combination of grants, loans, scholarships, and work-study employment designed to help offset the total cost of attendance.
One of the major problems for an investor looking at that 10% average return figure and mistakenly expecting to realize a nice yearly profit from investing in the S&P 500 is inflation. Adjusted for inflation, the historical average annual return is only around 7%.
Return on investment. Your return on investment (ROI) is the profit you make on the sale of a security or other asset divided by the amount of your investment, expressed as an annual percentage rate. For example, if you invested $5,000 and the investment was worth $7,500 after two years, your annual return on investment would be 25%.