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.
St. Lawrence River, the Great Plains, and the Rocky Mountains are major landforms that both Canada and the United States of America share.anada has several distinct landforms including the Innuitian  Mountains, Interior Plains, Appalachian Region, and Western  Cordillera Region. Others include the Arctic Lowl â¦ ands, Canadian  Shield, Great Lakes-St.