See also conversion of units.
External link Conversion Calculator for Units of LENGTH (http://www.ex.ac.uk/cimt/dictunit/ccleng.htm)
... size is 3.04 and the average family size is 3.49. In the village the population is spread out with 24.7% under the age of 18, 6.9% from 18 to 24, 36.3% from 25 to 44, ...