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How many 12 X 12 tiles do you need to cover 900 sq feet?
12 " x 12 " = 1 foot by 1 foot = 1 sq foot. 900 / 1 = 900 tiles are needed (plus waste).
How many 16inchx16inch tiles needed to fill 900 square feet area?
A 900 sq foot area will have a 30 ft side (Sqrt(900)=30) So given that 16 inches = 1.333 feet # tiles on edge = 30/1.333 = 22.5 22.5^2 = 507 tiles
How many 18x18 ceramic tiles does it take to cover 900 sq feet?
18 inch x 18 inch tile is really (1 and 1/2) feet by (1 and 1/2) feet That is (3/2) x(3/2) square feet = 9/4 square feet. To cover 900 square feet we need (900)/(9/4) = (900) x (4/9) = 100 x 4 = 400 tiles
How many 20X6 inch tiles dose it take to cover 900 square feet?
20 inches = 20/12 ft = 1.67ft6 inches = 6/12 ft = 0.5ft1.67X0.5 ft = 0.83 sq ft.Therefore 900sq ft / 0.83 sq ft = 1080 tilesHowever the above answer is how much is needed without waste. I.e. no partial tiles for the perimeter.
How msny 18by 18 inch tile to cover 900 square feet?
18"x18"/144 sq inches per sq ft = 2.25 sq ft per tile for 18x18 tiles 900 sq ft / 2.25 sqft/tile = 400 tiles +10% for waste and cuts = 440 tiles
