Answer:
C
Step-by-step explanation:
I don't see anything. so?
no
A function cannot have 2 outputs for one input.
You should only ever have on value correlate with another.
4 as x has two outputs, 0 & 3 making it not a function
72 = 30%
240 = 100%
24 = 10%
12 = 5%
2.4 = 1%
72 / 24 = 3
Let me know if I got it wrong :)
where r is radius and h is height