The problem asks how many hours does the custom get per dollar.
So, a division of hours per dollar is required.
Since it is known that the customer gets 3 hours for $14 dollars, dividing 3 by 14 we will get the answer:
[tex]\frac{3}{14}=0.21\text{ h per dollar}[/tex]Answer: The customer gets 0.21 h per dollar.