Hypernym is the opposite of hyponym, a word whose meaning is included by another. Thus, plant is hypernymic to flower, while tulip is hyponymic to flower.
... is 3.04.
In the city the population is spread out with 27.2% under the age of 18, 8.7% from 18 to 24, 29.5% from 25 to 44, 21.0% from 45 to 64, and 13.5% who are 65 ...