Answer:
$17.22 per foot
Step-by-step explanation:
To find the unit rate, divide the amount of money by the amount of feet. This will give you how much money per one foot.
310/18= 17.22222
The expirmental probability us 28/50
Theoreticaly the probability is 25/50 because that would be half :)
The sad thing is, I don't know either.