There is no mode
because none of them appear the most
This is not the answer, but I want to tell you that I can't see what the problem says. I would help you, but I can't.
let's recall that to find the inverse of any expression, we start off by doing a quick switcheroo on the variables, and then solve for "y".

Answer:
15.5
Step-by-step explanation:
4c + 5g
= 4(2) + 5(1.5)
= 8 + 7.5
= 15.5