CREATE TABLE table_25759 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "Production code" CLOB, "U.S. viewers  ( millions ) " CLOB)

What episode number of the season was also number 75 in the series?
SELECT MAX("No. in season") FROM table_25759 WHERE "No. in series" = '75'
SELECT MAX("No. in season") FROM "table_25759" WHERE "No. in series" = '75'