1 1 cubic foot natural gas = 0.012 gallons natural gas. 2  100 cubic feet natural gas = 1.2 gallons natural gas. 3  1 gallon natural gas = 82.62 cubic feet natural gas.  100 gallons natural gas = 8262 cubic feet natural gas.
Depending on finishes tile vs vinyl in wet area's, material selected for shower surrounds, counters tops, fixtures both plumbing and electrical and quality of cabinetry, your looking at $85 to $100 per square foot to build a basic home.epending on finishes tile vs vinyl in wet area's, material selected for shower surrounds, counters tops, fixtures both plumbing and electrical and quality of cabinetry, your looking at $85 to $100 per square foot to build a basic home.
The average cost per square foot to build a home in Indiana is  about $132 per square foot. This means a 2500 square foot home  would cost around $330,000 to build.Edit.n a cost/sqft basis this equates to most builders in the Austin Area charging $125-$150 in higher end areas and $110-$125 for areas with cheaper finish-outs.