Name the most fa cup apps for league apps being 27
CREATE TABLE "sheffield_united_statistics" (
  "season" text,
  "division" text,
  "league_apps" real,
  "league_goals" real,
  "fa_cup_apps" real,
  "fa_cup_goals" real,
  "other_apps" real,
  "other_goals" real,
  "total_apps" real,
  "total_goals" real
);
SELECT MAX("fa_cup_apps") FROM "sheffield_united_statistics" WHERE "league_apps"=27;