Table: tv_episodes_11
Columns: no_in_series
no_in_season
title
directed_by
written_by
original_air_date
production_code
u_s_viewers_millions

Question: What is the episode number in the season titled "65 million years off"?
SQL: SELECT "no_in_season" FROM tv_episodes_11 WHERE "title" = '"65 Million Years Off"'

Question: How many episodes were directed by Arlene Sanford?
SQL: SELECT COUNT("written_by") FROM tv_episodes_11 WHERE "directed_by" = 'Arlene Sanford'

Question: What was the title of the episode with a production code of 2010?
SQL: SELECT "title" FROM tv_episodes_11 WHERE "production_code" = 2010

Question: How many production codes had a US viewership of 4.43 million?
SQL: SELECT COUNT("production_code") FROM tv_episodes_11 WHERE "u_s_viewers_millions" = '4.43'