Roofers should not be paid per square. There are variables which can influence the roofer's reasonable pay. He/she could be supplied with inferior roof tiles; he could be roofing a particularly tall/high building; he/she could be requested to complete the job quicker than normal or average. This is a technical and potentially dangerous job and considerations should be given to all these factors.
You need 100W per square meter. 100W equals around 341.3BTU. 1 square meter are around 10.7 square feet. You therefore need around 32 BTU per square foot.
If something was $17.00 per square Yard it would be $1.89 per square Foot. (Just divide by 9)
6x3 would require 2 pavers by 4 pavers to make a square foot which is 8 pavers per square foot. 240 pavers. That's only a 5 foot by 6 foot square.
This will depend where in the world you are. Expect to pay $1.50 to $2.50 per square foot for basic installation.
There are 9 square feet to one square yard, so divide the number of square feet by 9 to find the number of square yards.
70 a sq, in and out one day
$500 per week
It depends on the choice of the roof you want to put on. You might contact your insurance company to find out the best roofers in your town. Otherwise, interview three and choose one. Make sure they have a contractors license and are bonded --this is a dangerous job and is expensive, so you want the work to be done right.
20 btu per square foot
In a factory there should be about 100 square feet per each employee. This means that if the building is 5,000 square feet, there should only be 50 employees.
There are 4,046.86 square meters per acre.
They make 2.50$ per square feet
You pay $108 per Square foot
Most have 3 bundles per square. Heavy duty or architectural shingles from some manufactures have 4 bundles per square.
The commercial construction cost per square foot in Arizona will average at about $101 per square foot. This means a 3,000 square foot building should cost about $300,000 to build.
Any shingle you'll find in stock at a normal lumberyard, home improvement center or discount building supply will be three bundles to the square. Some really fancy shingles require more - there are a couple GAF Designer Series shingles that are six to the square, and they used to offer one that was seven to the square. But those are about an inch thick - they have to put fewer shingles per bundle so the roofers don't die hauling them up to the roof.
There are 10.7639 square feet per square meter.