1. 5.5 Simple Interest I can find simple interest.

2. Simple interest formula

3. Example  If you invest $50 at a simple interest rate of 3.5% per year for 3 years, what is the amount of interest earned?  I = this is what we’re solving for  P = 50  r = 3.5% = 0.035  t = 3  I = $5.25

4. Graphing Simple Interest  Make a table  Graph the points

5. Comparing Loans  Find interest earned from each loan.  The 3 year loan costs more because it earns more interest.

6. Assignment  Odds  P.200 #5-19