CREATE TABLE table_74820 ("Rank" FLOAT, "Name" TEXT, "Location" TEXT, "Height Metres / feet" TEXT, "Floors" TEXT)

Which Floors have a Location of ljubljana, and a Name of tr3?
SELECT "Floors" FROM table_74820 WHERE "Location" = 'ljubljana' AND "Name" = 'tr3'
SELECT "Floors" FROM "table_74820" WHERE "Location" = 'ljubljana' AND "Name" = 'tr3'