Which Extra points 1 point has a Total Points smaller than 30, and Touchdowns (5 points) of 5?
CREATE TABLE "scoring_leaders" (
  "player" text,
  "touchdowns_5_points" real,
  "extra_points_1_point" real,
  "field_goals_5_points" real,
  "total_points" real
);
SELECT AVG("extra_points_1_point") FROM "scoring_leaders" WHERE "total_points"<30 AND "touchdowns_5_points"=5;