Answer:
answer is 3 1/8
Step-by-step explanation:
In the picture is what my teacher did.
<span>500 = 0.5 kw
0.5 * 8 * 7.5 = 30c</span>
The exact answer would be 3.24 but if you were asked to round, then yes he was right.
4.5% = 0.045
so
$39.98 x 0.045 = $1.80
answer
sale tax = $1.80