CREATE TABLE table_name_20 (position NUMBER, goals_against VARCHAR2, lost VARCHAR2)

What position was the team who had less then 63 goals against and less than 6 losses?
SELECT AVG(position) FROM table_name_20 WHERE goals_against < 63 AND lost < 6
SELECT AVG("position") FROM "table_name_20" WHERE "goals_against" < 63 AND "lost" < 6