CREATE TABLE table_name_94 (area_served VARCHAR, frequency VARCHAR, on_air_id VARCHAR)

what Area has the frequency of 100.3 and an On-air ID of yass fm?
SELECT area_served FROM table_name_94 WHERE frequency = "100.3" AND on_air_id = "yass fm"
SELECT "area_served" FROM "table_name_94" WHERE "100.3" = "frequency" AND "on_air_id" = "yass fm"