Answer:
$2.65 per gallon
Explanation:
To better understand the problem, let's write out a ratio and figure out the proportion.
82.15$ x
_ = _
31 1
To figure out x, we will have to divide 82.15 by 31.
82.15 รท 31 = 2.65
Therefore, the answer will be 2.65.
-kiniwih426