We have
.
To find inverse function
we substitute x with
and vice-versa to get

Now solve for
. Note that I will use
instead.

So we find that
.
Hope this helps.
The median for this set of data, I believe it is Team Leader. Mostly because the middle wage is Team Leader, along with the wage.
18.84
Since the formula of circumference is C = 2 pi r or C = pi times diameter, you can conclude that the circumference is 18.84.
Assuming that pi is 3.14 in this case rather than the full pi or just in terms of pi.
Hope this helps!
From lowest to highest
22.075, 23.015, 25.085, 25.125
I am pretty sure every player would get 0.8 pieces of the 5 granola bar and for the picture you showed us about your question you divide each into 8 pieces (7 lines for each gronala bar) and there you have your answer