Sourabh Negi

Let the thickness of Slab be 4 inches. Thus you will need 5 bags of 40lb weight for a 2×2 slab, 4 inches thick.

Let the thickness of Slab be 6 inches. Thus for a 2 x 4 slab, 6-inch thick 10 bags of 60lb weight will be required.

Let the thickness of Slab be 4 inches. Thus for a 4 x 4 slab, 4-inch thick 10 bags of 80lb weight will be required.

Let the thickness of Slab be 6 inches. Thus for a 4 x 6 slab, 6-inch thick 29 bags of 60lb weight will be required.

Let the thickness of Slab be 4 inches. Thus for a 4 x 8 slab, 4-inch thick 39 bags of 40lb weight will be required.

Let the thickness of Slab be 4 inches. Thus for a 4 x 12 slab, 4-inch thick 59 bags of 40lb weight will be required.

Let the thickness of Slab be 4 inches. Thus for a 4 x 12 slab, 4-inch thick 59 bags of 40lb weight will be required.