Which Gold has a Rank of 15, and a Total smaller than 2?
CREATE TABLE table_40755 (
    "Rank" text,
    "Nation" text,
    "Gold" real,
    "Silver" real,
    "Bronze" real,
    "Total" real
)
SELECT AVG("Gold") FROM table_40755 WHERE "Rank" = '15' AND "Total" < '2'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Which Gold has a Rank of 15, and a Total smaller than 2? ### Input: CREATE TABLE table_40755 (
    "Rank" text,
    "Nation" text,
    "Gold" real,
    "Silver" real,
    "Bronze" real,
    "Total" real
) ### Response: SELECT AVG("Gold") FROM table_40755 WHERE "Rank" = '15' AND "Total" < '2'