CREATE TABLE "table1_28760804_1" (
  "no_in_series" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "production_code" text,
  "u_s_viewers_million" text
);

Question: What is the title of the episode Alex Reid directed?
SQL: SELECT "title" FROM "table1_28760804_1" WHERE "directed_by"='Alex Reid';

Question: Who wrote the episode that got 5.95 million U.S. viewers?
SQL: SELECT "written_by" FROM "table1_28760804_1" WHERE "u_s_viewers_million"='5.95';

Question: How many million U.S. viewers saw the episode with production code 3X5710?
SQL: SELECT "u_s_viewers_million" FROM "table1_28760804_1" WHERE "production_code"='3X5710';

Question: How many directors got 6.79 million U.S. viewers from their episodes?
SQL: SELECT COUNT("directed_by") FROM "table1_28760804_1" WHERE "u_s_viewers_million"='6.79';