Answer:

Step-by-step explanation:

I believe there is only one outlier (shown in this picture) mostly because it is the farthest from this dotted mess
I hope this helps you
(f (x))^2= (square root of x-2)^2
f^2 (x)=x-2
x=f^2 (x)+2
f^-1 (x)=x^2+2
I believe 2 dollars and 50 cents
The cost of the trip was $56.25