$20 per yard would be $2.22 per sq ft.
1 sq meter = 10.764 sq ft. - to convert 25 cents per sq ft to ??? per sq meter, multiply .25 x 10.764. 25 cents per sq ft = $2.691 per sq meter
There are 9 sq ft in a sq yd so 9 x 3.69 = 33.21 / sq yd
1200/sq ft
266 sq ft converts to 24.7122 sq meters (@0.092903 sq meters per sq foot).
Extra hazard occupancies require densities of either 0.30 gpm/sq ft or 0.40 gpm/sq ft, for which the maximum head layout is 100 sq ft per NFPA 13. There are some sprinkler heads in the market that allow coverages up to 196 sq ft with a special listing. Tyco EC-25 and EC-17, and Reliable MBEC-14 are some of the heads that can be used with certain restrictions.
i get $3.72 per sq ft $3.72 per sq ft would be $55550.76 . The correct answer is 26.8 cents per sq ft.
About 18# per sq ft
$20 per yard would be $2.22 per sq ft.
1 sq meter = 10.764 sq ft. - to convert 25 cents per sq ft to ??? per sq meter, multiply .25 x 10.764. 25 cents per sq ft = $2.691 per sq meter
Ordinary Hazard Group 1 density is 0.15 gpm/sq ft over 1500 sq ft if wet pipe system Ordinary Hazard Group II density is 0.20 gpm/sq ft over 1500 sq ft if wet pipe system (according to NFPA 13) There are factors that can change the density and area requirements depending on variou sfactors, but in general the above densities/area are correct.
18-in x 18-in = 324 sq in 324 sq in / 144 sq in per sq ft = 2.25 sq ft 2.25 sq ft / 9 sq ft per sq yd = 0.25 sq yd Answer = 0.25 sq yd
210 ft long 144 sq inches per 1 sq ft 875 sq ft x 144 sq in = 126,000 sq in 126,000 sq in / 50 in (width of roll) = 2,520 in (legnth) 2,520 in / 12 in = 210 ft (12 in per ft)
21"x16"=336 sq inches 336 sq inches / 144 sq in per sq ft = 2.33 sq ft per tile 120 sq ft / 2.33 sq ft = 51 tiles Add 15% for breakage and cuts = 60 tiles
The answer depends on 1.23 per sq WHAT!
divide by 10 multiply by 4 = 12 lbs Divide 30lb by 1000 sq ft to find how much to use per foot, then multiply by 400 to find how much you will need for 400 sq ft: 30/1000 = .03 lb per sq ft x 400 = 12 lbs for 400 ft.
There are 9 sq ft in a sq yd so 9 x 3.69 = 33.21 / sq yd