Question: What is the average rank of the city of el paso, which has a population greater than 672538?
SQL: SELECT AVG("Rank") FROM "2-179571-1" WHERE "City" = 'el paso' AND "Population" > 672538.0;

Question: What is the state of the city of Denver, which has a rank less than 10?
SQL: SELECT "State" FROM "2-179571-1" WHERE "Rank" < 10.0 AND "City" = 'Denver';