Table: amazing_race_16
Columns: col
airdate
episode
rating
share
rating_share_18_49
viewers_millions
rank_timeslot
rank_night

Question: What date did "we are no longer in the bible belt" air on?
SQL: SELECT "airdate" FROM amazing_race_16 WHERE "episode" = '"We Are No Longer in the Bible Belt"'

Question: How many million viewers watched the episode that had a 2.6/7 rating/share (18-49)
SQL: SELECT "viewers_millions" FROM amazing_race_16 WHERE "rating_share_18_49" = '2.6/7'

Question: How many million viewers watched "nanna is kickin' your butt"?
SQL: SELECT "viewers_millions" FROM amazing_race_16 WHERE "episode" = '"Nanna Is Kickin'' Your Butt"'

Question: How many million viewers watched the episode that aired on March 28, 2010?
SQL: SELECT "viewers_millions" FROM amazing_race_16 WHERE "airdate" = 'March 28, 2010'

Question: How many rankings (timeslot) were there for the episode that aired on May 2, 2010?
SQL: SELECT COUNT("rank_timeslot") FROM amazing_race_16 WHERE "airdate" = 'May 2, 2010'