What are you trying to find? Area, Volume, Circumference, or perimeter?
So if in 1/4 of an hour 75 gallons are pumped you would multiply 75 by four which will give you 300. This means 300 gallons are pumped in an hour
No. No. It is not linear because the slope has to be able to be plugged in to any x, y coordinates and be placed on the line.
It would be 2/4. 2/4 simplifies to 1/2.