Answer:
4 1/2
Explanation:
Use a ratio to find your answer
4 6
----- = -------
3 x
Cross multiply to solve for x.
4x = 18
x = 18/4
x = 4 2/4 which is the same as 4 1/2
It should be Cl
next to the capital C is an L btw
It's A. volume
Pressure =

with const depends on the chosen unit of volume
I think so...