Answer:
answer B 
Step-by-step explanation:
f(8)=-2*8+5=-11
g(8)=9*8*8+4=580
f(8)+g(8)= -11+580=569
Consider all employees.
A.
- gross pay $32,600 - 100%,
- total job benefits $33,600 - x%.
Then

Employee A receives 3.07% of gross pay in employee benefits.
B.
- gross pay $32,900 - 100%,
- total job benefits $34,000 - x%.
Then

Employee B receives 3.34% of gross pay in employee benefits.
C.
- gross pay $33,400 - 100%,
- total job benefits $33,900 - x%.
Then

Employee C receives 1.50% of gross pay in employee benefits.
D.
- gross pay $33,700 - 100%,
- total job benefits $34,700 - x%.
Then

Employee D receives 2.97% of gross pay in employee benefits.
Answer: correct choice is B.
I hope this helps you feel free to contact me
I think yes due to root 2 maybe I am wrong sorry id this was not helpful