How many gallons of oil is in 15 feet of 2 inch hose?

The hose is a cylinder. The diameter is 2 inches so the radius is 1 inch. Volume = (length)(pi)(radius)2 =(15 feet)(12 inches/ft)(3.14)(1)2 = 565.2 inches3 = 565.2 cubic inches 1 US gallon = 231 cubic inches So, = 565.2 divided by 231 = 2.45 gallons of oil answer was rounded. ----