27 cubic feet = 1 cubic yard
24" x 24" x 6" = 2' x 2' x 1/2' = 2 cubic feet = 0.0741 cubic yard
You're better off mixing it yourself in a large bucket.
If you buy ready-mix and have it delivered, and if the minimum order
is 1 cubic yard, you'll pay for 13 times what you need.
You can't express a volume of concrete in yards.
4.074 cubic yards for every foot the slab is thick.
11.852 cubic yards
0.3086 for every inch of thickness
If the slab is the standard 4" deep, you will need at least 8.89 cubic yards.
You can't express a volume of concrete in yards.
A 14'x14'x4" inch slab will require 2.42 cubic yards of cement.
At least 3 cubic yards for a 4-inch slab. You'll need 4.75 cubic yards for a 6-inch slab.
For a 4-inch depth you will need 7.41 cubic yards.
1.25 cubic yards for a 4-inch slab. 2 cubic yards (1.85) for a 6-inch slab.
1.5 cubic yards of cement are needed for an 11' x 11' x 4" slab.
how many yards of concrete will i need to do a 20 x20 x4 slab
For a 4-inch thick slab, you will need at least 9.48 Cubic Yards.
37.03 yards
A 40x60x6in slab requires 44.44 cubic yards of cement.
4.074 cubic yards for every foot the slab is thick.
3.95 cubic yards of cement are needed for a slab that size.