Loyalty Cup
A movie theater offers $1.50 soft drink refills every time you bring your Loyalty Cup to the theater. You can purchase the Loyalty Cup (filled) for $6.00.

The function A(x)=1.5x+6x\displaystyle {A}{\left({x}\right)}=\frac{{{1.5}{x}+{6}}}{{x}} gives the average cost (in dollars) per refill with the Loyalty Cup, where x\displaystyle {x} is the number of soft drink refills purchased.
Determine A(11), and complete the sentence explaining the meaning of your answer.

If you purchase 11 refills, the average cost per refill is $.
Round your answer to the nearest cent.
Select a sentence to explain the significance of the vertical asymptote in this situation.
Select a sentence to explain the significance of the horizontal asymptote in this situation.