Answer:
J: 84%.
Step-by-step explanation:
I don't really know how to explain this one.

The answer is above.
Additional note 1:

Additional note 2:
In the answer I filled in "0" at the place where "n" was. This is because the question tells us n=0
Answer: zero
Explanation: if one classroom on its own needed 17 gallons of paint and they only purchased 16,-- which is less than needed for one classroom- how would there be enough for any other classroom?
The answer is 24 bc 48 divided by 2 equals 24