What's the against when there were more than 2 losses, more than 3 wins, and draws more than 0?
CREATE TABLE "1946_ladder" (
  "club" text,
  "wins" real,
  "losses" real,
  "draws" real,
  "against" real
);
SELECT AVG("against") FROM "1946_ladder" WHERE "losses">2 AND "wins">3 AND "draws">0;