It is not possible to answer the question because you have not specified the units for 16x16. Centimetres or inches or some other units?
49 tiles
You would need 358 tiles.
None. No number of gray tiles will make a white tile.
25 geinus
81 tiles squared because if it's a square then it would be 9x9 which is 81
You would need 216 tiles if you left no space between them for grout.
49 tiles
You would need 358 tiles.
More than 20,000 tiles fit on a space shuttle.
None. No number of gray tiles will make a white tile.
It depends on how big your tiles are
25 geinus
Depends on how big your tiles are! If they are 8' x 8' each, you only need one.
81 tiles squared because if it's a square then it would be 9x9 which is 81
There is 25,000 tiles on a space shuttle.Thanks
864, give or take a few depending on the space between the tiles.
A 12x24 tile is 2 square feet. There are 120 tiles that would be needed.