Table: carleton_county
Columns: official_name
status
area_km_2
population
census_ranking

Question: What is the sum of the areas for populations of 542?
SQL: SELECT SUM("area_km_2") FROM carleton_county WHERE "population" = 542

Question: What is the highest area for locations named Centreville having populations over 532?
SQL: SELECT MAX("area_km_2") FROM carleton_county WHERE "population" > 532 AND "official_name" = 'centreville'