Answer:
$108
Step-by-step explanation:
You are going to want to use the simple interest formula for this. The one below is modified for solving the interest earned.

<em>I = interest amount
</em>
<em>P = principal amount
</em>
<em>r = interest rate (decimal form)
</em>
<em>t = time</em>
First, change 2% into its decimal form:
2% ->
-> 0.02
Next, plug in the values into the equation:


Coach Cliffman earned $108 of interest after 3 years.