32 cubic ft.
just about 32 cubic feet of sand
lots and lots
12.5 cubic feet
540 feet2
72 cubic feet
It will take 72 sq. ft. of sand. Or 2.66 sq. yds. That will fill the box even.
32 cubic ft.
just about 32 cubic feet of sand
lots and lots
4 x 6 x .75 = 18 cu ft of sand
12.5 cubic feet
18ft³
540 feet2
It depends on the density of the sand. Certainly, you are talking about 56 cubic feet, but you will need to know the bulk density of sand to figure out how much that weighs.
8*5*1/2 = 20 cubic feet.
15 * 5 * 0.5 = 37.5 cu ft. or 1.39 cu yards.