CREATE TABLE table_41600 ("Round" TEXT, "Circuit" TEXT, "Location / State" TEXT, "Date" TEXT, "Winner" TEXT)

What is the location/state that has adelaide international raceway as the circuit?
SELECT "Location / State" FROM table_41600 WHERE "Circuit" = 'adelaide international raceway'
SELECT "Location / State" FROM "table_41600" WHERE "Circuit" = 'adelaide international raceway'