A couple of ancient civilizations invented number systems with place values. The oldest was the Mayan system with 60 at its base, around 3400 BC. The Egyptians invented a 10 base system in 3100 BC. The modern place value system also has 10 as its compression figure.
The national average cost for painting new construction interiors is $3.65 per sq. ft. (heated floor space) that does not include casework like cabinets vanities etc. Repaints do not require the same volume of paint but do have a different set of challenges.
report abuse this site might help you re need to know a fair price for painting ceilings my measurment is 1987 sq ft dont want to over charge or under ceilings total 1987 sq ft i saw one article about charging $ 1 25 $ 1 75 per square footi feel this is to high even a dollar per sq ft seems high that would cost the customer almost $ 2000 00eed to know a fair price for painting ceilings my measurment is 1987 sq ft dont want to over charge or under ceilings total 1987 sq ft i saw one article about charging $ 1 25 $ 1 75 per square foot