3. Lisa deposits $400 into a bank account earning 6% simple interest. Assuming she makes no withdrawals or deposits, how much money will be in the account after 3 years?​

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.