Question: when the number of spectator are 5.28 millions, which is the smallest number of the episode in series? 
SQL: SELECT MIN("No. in series") FROM "1-23117208-3" WHERE "Viewers (millions)" = '5.28';

Question: which is the biggest number of episode in the season, where the number of the episode in series is 20?
SQL: SELECT MAX("No. in season") FROM "1-23117208-3" WHERE "No. in series" = 20.0;

Question: what is the name of the episode when the number of spectators was 5.60 millions?
SQL: SELECT "Title" FROM "1-23117208-3" WHERE "Viewers (millions)" = '5.60';

Question: how many millions of spectator did has the episode whose prod.code was RP#213?
SQL: SELECT "Viewers (millions)" FROM "1-23117208-3" WHERE "Prod. code" = 'RP#213';

Question: which is the biggest number of episode in the season, when the director of the episode was Constantine Makris?
SQL: SELECT MAX("No. in season") FROM "1-23117208-3" WHERE "Directed by" = 'Constantine Makris';