324 square inches converts to 2.25 square feet.
If it is 4 inches deep/thick, 2 cubic yards. If it is 6 inches deep/thick, 3 cubic yards.
that's 250 times .33 divided by .6 times 80. 82.5/.6=137.5x80=11,000 lbs
230
The answer will depend on how deep the cement needs to be.
About a ton.
You can't convert that. You can convert feet to inches, or square feet to square inches.
Two thirds of a cubic yard.
12.30 cubic yards
200 cubic feet or 7.4 cubic yards
16.36 cubic yards.
100 square feet is 14,400 square inches.
435 square feet = 435*12*12 SQUARE inches = 62640 sq inches.
About 21 cubic feet
3.1 cubic yards for every 2 inches deep you want it to be.
It depends to what depth. One cubic INCH will cover 400 square feet in sandstone dust but it will be only 0.00002 inches deep!
3 inches = .25 feet400 square feet X .25 feet = 100 cubic feet100 cubic feet / 27 cubic feet per cubic yard = 3.7 yards