Answer:
35.3 years
Step-by-step explanation:
Given :
In 1980 the median age of a resident of the united state was 30 years.
By 2000 the median age had increased 5.3 years.
Solution :
The median age the median age of a resident of the united state = 30 years
Since the median age had increased 5.3 years in 2000
Thus , the median age of a resident of the United States in year 2000 = 30+5.3 = 35.3 years
Hence the median age of a resident of the United States in year 2000=35.3 years
