What is the compound interest on a three-year $100 loan at a 10% annual interest rate

Year 1: $110

Year 2: $121

Year 3: $133.10

Total interest: $33.10

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.