100 exactly ! Each tile is 4 square feet !
1296 Tiles
You would need a total of 92 tiles. It would take just over 91 tiles to cover the area given.
157 18 by 18 tiles are needed to cover 352 square feet.
192 tiles
616 3x6 inch tiles are needed to cover exactly 77 square feet.
118
About 17.
18 10x10-inch tiles.
If the tiles are 1 foot squares, it will take 1,650 of them to cover 1,650 square feet. If the tiles are 16 inch square (1-1/3 square feet, each), then it would take 1,238 tiles.
Each tile covers 81 square inches. You have 1,296 square inches to cover. It will take 16 tiles to cover that area.
The answer depends on the orientation of the tiles but will be between 22 and 44 tiles (ignoring grouting gaps).
You will need at least 192 tiles.