How many played when lost is more than 17, drawn is 15 and goals against is less than 75?
CREATE TABLE "final_table" (
  "position" real,
  "team" text,
  "played" real,
  "drawn" real,
  "lost" real,
  "goals_for" real,
  "goals_against" real,
  "goal_difference" text,
  "points_1" text
);
SELECT AVG("played") FROM "final_table" WHERE "lost">17 AND "drawn"=15 AND "goals_against"<75;