CREATE TABLE table_name_12 (finals INT, a_league VARCHAR, pre_season VARCHAR)

Which Finals has a A-League of 0 6, and a Pre-Season larger than 0?
SELECT AVG(finals) FROM table_name_12 WHERE a_league = "0 6" AND pre_season > 0
SELECT AVG("finals") FROM "table_name_12" WHERE "0 6" = "a_league" AND "pre_season" > 0