In life, we all need money to do all sorts of things, like pay rent, buy groceries, drive a car, or go on a vacation. Throughout your lifetime, you will earn and spend a lot of money. Sometimes we have to plan ahead to buy the things we want. When saving money, all sorts of factors must be taken into account such as interest rates, amount of initial investment, time in investment, etc. How do each of these affect the amount of money you save? How will these factors affect our future plans?