Estimate and compare construction costs for different years in the same city. To estimate the national average construction cost of a building in 1970, knowing that it cost $900,000 in 2016: INDEX in 1970 = 28.7. INDEX in 2016 = 207.2. Note: The city cost indexes for Canada can be used to convert.
The four types of landforms are: Mountains, Plains, Plateaus and  Valleys. These types of landforms can be found in any part of the  world. Landforms also have different ide â¦ ntifying characteristics. Answered.
There are four major geographic land regions of California. They are the Coast Ranges, the Inland Islands, the Central Valley and the Basin and Range. The Central Valley fallsâ¦ between the two ranges, and is considered some of the most fertile farm land in the world. 3 people found this useful.