That is 32.666 cubic ft.
18 and 2/3 feet
12.828 (rounded)
280cbf
8.333 cubic feet
39,600 cubic feet. 1,466 cubic yards or about 122 truckloads if it were non-compacted fill.
6,400 ft3
9.27 cubic feet
There are nine cubic feet in one cubic yard, so: 10 X 6 X 1.5 / 9 = 10.
(21 x 18 x 9) = 3,402 cubic feet = 126 cubic yards = about 25,448.73 gallons
162 cubic feet
The pool is 4ft*23ft*11ft = 1012 cubic feet You can pump in 8.2 cubic feet every minute. So time taken to fill it = 1012/8.2 = 123.4 minutes = 2 hours, 3.4 minutes.
None because it's a hole but 6 cubic yards of dirt will fill it up.
Volume = Length x width x height =4x15x15 =900 Cubic Feet
162 cubic feet.
Volume = 8*4*8/12 = 21.33... cubic feet = 0.604 cubic metres.