CREATE TABLE table_40504 ("Position" FLOAT, "Team" TEXT, "Points" FLOAT, "Played" FLOAT, "Drawn" FLOAT, "Lost" FLOAT, "Against" FLOAT, "Difference" TEXT)

What points average has a played greater than 20?
SELECT AVG("Points") FROM table_40504 WHERE "Played" > '20'
SELECT AVG("Points") FROM "table_40504" WHERE "Played" > '20'