The balloon is 3.05 meters in diameter.
Nine meter in dia.
16mm dia weight for running feet
0.152 meters.
circomference of a circle = pi*diameter = pi*14
785.375 cubic feet of water.
The circumference of a circle whose diameter is 27 feet is about 84.82 feet.
The volume is 6.2832 cubic meters.
The volume of a pipe with a length of 2000 meters and a diameter of 8 inches is: 64.86 cubic meters.
The volume is: 10,860 cubic feet.
656.455 turns
A 12-inch circle has an area of 0.784 square feet.
Near enough as much as you like if you keep going for hours and days.