74 of them. Get 80 to be safe.
120
It is necessary to know the area of the kitchen An area is measured in square feet and no such information is provided in the question.
It depends on the units used to measure the tile: 12inch*24inch, 12cm*24cm or some other, unspecified unit.
It will require a minimum of 1,462 tiles. That number will cover about 1,850.34 square feet.
192
77m
Tiles that are two feet on a side cover 4 square feet. 378 of them cover 1512 square feet.
Each tile covers 81 square inches. You have 1,296 square inches to cover. It will take 16 tiles to cover that area.
90 tiles.
67 tiles.
76.6 tiles
Since a 12x12 tile is one square foot, then 38 12x12 tiles will cover 38 square feet.