2x2x4 / 231 = 0.069264... gal
≈ 0.069 gal
1 cubic inch is 0.004329 US gallons.
About 208.292013 gallons of water.
30.55 gallons (rounded) for every inch the water in the tub is deep.
14.7 gallons of water.
111 gallons of water.
100 feet of 3-inch pipe holds 36.73 gallons of water.
Volume of the pipe = 4.896 gallons
There need not be any water in the pipe.Assuming that it is a 10 inch diameter pipe, then its capacity is 4.08 US gallons.
225
1.6 gallons of water.
Up to 1,795.2 gallons of water.
This pipe will hold 23,500.7 gallons of water.