What is the average total score of Belarus, which had an E score less than 8.2?
CREATE TABLE "group_3_balls_2_ropes" (
  "nation" text,
  "t_score" real,
  "a_score" real,
  "e_score" real,
  "total" real
);
SELECT AVG("total") FROM "group_3_balls_2_ropes" WHERE "nation"='belarus' AND "e_score"<8.2;