Home > ACC7 > Chapter 8 Unit 9 > Lesson CC3: 8.2.3 > Problem 8-90
Mary wants to have
If Mary does not take out or deposit any money, how much money will Mary have when she is
Formula for compound interest:
Will Mary have enough money for her trip when she is
Find how much money Mary will have in
Is this amount enough?
Use the formula in (a).
If Mary were to graph this situation, describe what the graph would look like.
Is the amount of money Mary has increasing or decreasing? In what way is it doing so?