Answer: 56,176
Step-by-step explanation:
Given : Lafayette County has a population of 7022 people.
Also, Columbia County population is 8 times as great as Lafayette County population.
Then, by using the MULTIPLICATION OPERATION, the population of Columbia County will be :-
[tex]7,022\times8=56,176[/tex]
Therefore , the population of Columbia County is 56,176.