CREATE TABLE "second_round_proper" (
  "tie_no" text,
  "home_team" text,
  "score" text,
  "away_team" text,
  "attendance" real
);

Question: What is the highest Attendance when the away team was Wrexham?
SQL: SELECT MAX("attendance") FROM "second_round_proper" WHERE "away_team"='wrexham';

Question: What is the Away team when the home team was wycombe wanderers?
SQL: SELECT "away_team" FROM "second_round_proper" WHERE "home_team"='wycombe wanderers';

Question: What is the lowest Attendance when the home team was slough town?
SQL: SELECT MIN("attendance") FROM "second_round_proper" WHERE "home_team"='slough town';

Question: What is the sum of Attendance when macclesfield town was the way team?
SQL: SELECT SUM("attendance") FROM "second_round_proper" WHERE "away_team"='macclesfield town';