This needs more information to supply a "best" answer. however.. assuming you mean 144 sq feet of patio and your stones are 16 inches x 20 inches. then accuratly you will need 66 stones. add at least 10% for cutting waste then i'd go buy 80 maybe 85.
100
12inch x 12inch is 1ft x 1 ft=1 square foot You need 100 patio stones
144
Use the patio design system on Qsurveyit.com and you can find out.
You need 100 12 by 12 inch stones to cover a 10 x 10 foot patio. Since the area of the patio is 10' by 10' = 100 square feet, and each stone is 1 foot * 1 foot = 1 square foot, 100 square feet divided by 1 square foot = 100.
100
12inch x 12inch is 1ft x 1 ft=1 square foot You need 100 patio stones
144
Use the patio design system on Qsurveyit.com and you can find out.
You need 100 12 by 12 inch stones to cover a 10 x 10 foot patio. Since the area of the patio is 10' by 10' = 100 square feet, and each stone is 1 foot * 1 foot = 1 square foot, 100 square feet divided by 1 square foot = 100.
3
you would need 12...
needs more information to be accurately answered.
35 of them. Get 40 for breakage.
12 x 8 = 96 !
158 of them. Get extra for breakage.
Your patio is (8x8)/6in = 10.66 cubic foot. The sand comes in 50 lb bags that cover 0.5 cubic foot so you will need 21.33 bags (round up to 22 or down to 21)