Usage Note: The adjective moot is originally a legal term going back to the 1500s. It derives from the noun moot in its sense of a hypothetical case argued as an exercise by law students. Consequently, a moot question is one that is arguable or open to debate. Thus a moot point, however debatable, is one that has no practical value.
Understanding and Determining Prices. After reviewing average costs for hourly work, the costs per area, and materials, you can get a good grasp of how much you can expect to pay for average roofing. Perth homeowners should always factor in the quality of the materials that are being used and/or installed.n average the prices to replace a roof will range from approximately $80 to $100 per square metre. This average price includes the removal of existing materials and proper disposal. The work performed, materials used, and final clean up.
The average residential roof needs between 22 and 34 squares to be replaced. First, roofers charge labor for removing your old roof. A one-story roof with a single shingle layer costs between $100 and $150 per square to remove; a double layer, $115 to $165; and triple layer, $125 to $175. If you have a particularly high roof or one that is extremely steep, you will pay more per square.