CREATE TABLE table_name_21 (area__km_2__ INT, area__sq_mi_ VARCHAR, location VARCHAR)

What is the average area in New York that is larger than 55 sq mi?
SELECT AVG(area__km_2__) FROM table_name_21 WHERE area__sq_mi_ > 55 AND location = "new york"
SELECT AVG("area__km_2__") FROM "table_name_21" WHERE "area__sq_mi_" > 55 AND "location" = "new york"