For this, you can work out the volume of the cylinder of sand you need to fill. But you'll also need to know the density of the sand to convert this volume into weight.
about 432 cubic inches
.21 yards of sand will fill an area 115 inches by 67 inches to a depth of 2.5 inches.
6,400 ft3
259.2593 sq. yards.
33.5 cubic feet.
For this, you can work out the volume of the cylinder of sand you need to fill. But you'll also need to know the density of the sand to convert this volume into weight.
about 432 cubic inches
.21 yards of sand will fill an area 115 inches by 67 inches to a depth of 2.5 inches.
6,400 ft3
509.7 litres
29.45 cubic feet or 183.45 US gallons.
259.2593 sq. yards.
Twelve feet of water in a 10-foot round pool is approximately 7,080 gallons.
330.78 ft3
112 cuft
885 gallons.