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Depends on how thick it is. At 4 inches thick, you would nee about 5.5 cubic yards adjusting for safety. At 6 inches, you'd need about 8 cubic yards.

You can play with different thicknesses with the linked concrete pad calculator.

Q: How many yards of concrete will cover 20x20?

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how may yards of concrete are needed for a floor 24 x 25 feet?

This cylinder will require 1.4 cubic yards of concrete (this assumes a length of 12' and a width of 2').

1000 square feet/9 = 111.1 square yards of concrete 6 inches thick. This is the same as 111.1/4.5 = 24.7 cubic yards of concrete.

2.2469 cubic yards for each inch of depth.

That depends on the length and width of your construction.

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how may yards of concrete are needed for a floor 24 x 25 feet?

90

55.56 cubic yards.

One square yard is nine square feet, so 27 square feet is equivalent to 3 square yards. So 3 yards of concrete will cover 27 square feet.

The term "yards" of concrete means cubic yards.

20 feet x 20 ft x .3333 ft = 133.33 cubic feet / 27 cubic feet per yard = 4.94 cubic yards

about 26.4 is the volume i think.......

You will need 0.56 cubic yards of concrete.

You will need 17.8 cubic yards of concrete.