36
144
216
If you mean 12" x 12" (= 1 ft²) then you will need 224 pavers.
120
4
36
144
216
If you mean 12" x 12" (= 1 ft²) then you will need 224 pavers.
Area of 1 paver 1 sq ft, area of patio 144 sq ft so 144 pavers.
120
You would need 20 pavers 20 times which is 20x20=400.
80
The patio is 10x 12 = 120 sq ft or 17,280 sq in The pavers are 16x16 = 256 sq in So you need 17280/256 = 68 pavers
162
12 x 8 = 96 !