CREATE TABLE table_name_45 (area VARCHAR, name VARCHAR, gender VARCHAR, decile VARCHAR)

Which area served coed genders at Kaharoa school and had a Decile of 9?
SELECT area FROM table_name_45 WHERE gender = "coed" AND decile = "9" AND name = "kaharoa school"
SELECT "area" FROM "table_name_45" WHERE "9" = "decile" AND "coed" = "gender" AND "kaharoa school" = "name"