CREATE TABLE "season_2_2009_2010_weekly_ratings" (
  "episode" text,
  "air_date" text,
  "timeslot" text,
  "18_49" text,
  "viewers" real
);

Question: What was the air date of the episode that has an 18-49 of 2.2/7?
SQL: SELECT "air_date" FROM "season_2_2009_2010_weekly_ratings" WHERE "18_49"='2.2/7';

Question: What was the air date of 'Gary tries to do it all'?
SQL: SELECT "air_date" FROM "season_2_2009_2010_weekly_ratings" WHERE "episode"='gary tries to do it all';

Question: What is the highest number of viewers for the episode that has an 18-49 of 1.8/6?
SQL: SELECT MAX("viewers") FROM "season_2_2009_2010_weekly_ratings" WHERE "18_49"='1.8/6';

Question: What was the timeslot for the episode with less than 6.76 viewers and an 18-49 of 1.9/5?
SQL: SELECT "timeslot" FROM "season_2_2009_2010_weekly_ratings" WHERE "viewers"<6.76 AND "18_49"='1.9/5';

Question: What is the timeslot for the episode with an 18-49 of 2.2/7?
SQL: SELECT "timeslot" FROM "season_2_2009_2010_weekly_ratings" WHERE "18_49"='2.2/7';

Question: What is the timeslot for 'gary has to choose' with an 18-49 of 1.8/5?
SQL: SELECT "timeslot" FROM "season_2_2009_2010_weekly_ratings" WHERE "18_49"='1.8/5' AND "episode"='gary has to choose';