Each tile covers 81 square inches. You have 1,296 square inches to cover. It will take 16 tiles to cover that area.
Approximately 73 square feet.
A tile measuring 2 foot by two foot (which, incidentally, is an unusually large tile) has an area of 4 square feet, so it would take 100 such tiles to cover a 400 square foot floor.
a 12 x 12 tile is 1 square foot. So, you would need 300 tiles to cover 300 square feet
It will take a minimum of 138 tiles. But it could take a lot more depending on the shape that you need to cover. For example, if it is a long narrow strip which is 1.1 ft wide then, unless you want to have a huge amount of mosaic, you will need 251 tiles.
Tiles that are two feet on a side cover 4 square feet. 378 of them cover 1512 square feet.
192 tiles
76.6 tiles
67 tiles.
190
Two tiles will suffice since they will cover 36 square feet.
Oh, isn't that just a happy little question! If you have 38 tiles that are each 12x12 inches, they will cover a total of 38 square feet. You see, each tile covers 1 square foot, so when you multiply 38 tiles by 1 square foot, you get 38 square feet. Just imagine all the beautiful patterns and designs you could create with those tiles!
500/1.78 = 281 tiles
start with 38 tiles.
157 18 by 18 tiles are needed to cover 352 square feet.
Each tile covers 4 square feet. You will need 24.75 tiles to cover the area.
You will need at least 67 tiles. This will cover 150.75 square feet.