1 yard = 3 feet1 squared yard = 3 square feet
there is about 7 meters in a tonne
The answer will depend on how deep a layer of sand.
No possible answer
1 inch = 2.54 centimeters = 0.0254 meter2 inches = (2 x 0.0254) = 0.0508 meterVolume = (area) x (depth) = 1,400 x 0.0508 = 71.12cubic meters
.7231 cubic meters
Loose dry sand is about 1.5 tonnes per cubic meter, so a tonne of sand would be about two thirds of a cubic meter.