Answer: the barrel will hold 9.42 ft³ of water.
About 7,645 gallons.
48*18=864
10 ft X 10 ft square tank will hold 1000 cubic feet of water or 7480.51 gallons 10 ft round tank will hold 785 cubic feet of water or 5872.207 gallons
The volume of the pipe is 1,154.5 cubic feet.
It depends on how wide the pipe is.
A 4-ft diameter pipe holds approx 78.3 US gallons.
0.255 gallons per foot of pipe. A 10 ft long pipe that size holds 2.55 gallons.
18ft3
Well, isn't that a lovely question? Let's paint a happy little picture here. An 8-inch pipe that is 20 feet long can hold approximately 37.3 gallons of water. Isn't that just delightful? Just imagine all the happy little fishies that could swim around in there.
Answer: the barrel will hold 9.42 ft³ of water.
Volume of a cylinder = (pi) (radius)2 (length)Volume = (pi) (0.25-ft)2 (20-ft) = 1.25 (pi) cubic feet = 3.927 cubic feet = 29.376 gallons (rounded)
36.83 u.s. gallons of water in 1 ft. of 30" pipe
6016 Gallons
About 5,730 gallons.
About 7,645 gallons.
48*18=864