Practice!

Sample Problem

Each month, you add $20 more to your bank account. If you start off the first month with $100, use the table below to see how much money you will have at the fifth month.

Month

1

2

3

4

5

Dollars

100

120

?

?

$

Solution

If we fill in month 3, we find that you will have $140, and after month 4, you will have $160. This means that after month 5, you will have $180.