Answer:
80
Step-by-step explanation:
SIMP - lifiy the equation: (see what I did there :D)
4xy^2 = 4(5)(2^2) = 80
ANSWER: 80
The table that shows a ratio of y to x as 8:1 is C.
This comes from the fact every value of y is 8 times the value of x given.

To find the circumference, we will have to multiply the length of the diameter by pi
Mathematically, we have this as;