What Russian has a Ratio of 40?
CREATE TABLE table_38004 (
    "Unit" text,
    "Russian" text,
    "Ratio" text,
    "Metric value" text,
    "Avoirdupois value" text
)
SELECT "Russian" FROM table_38004 WHERE "Ratio" = '40'
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: What Russian has a Ratio of 40? ### Input: CREATE TABLE table_38004 (
    "Unit" text,
    "Russian" text,
    "Ratio" text,
    "Metric value" text,
    "Avoirdupois value" text
) ### Response: SELECT "Russian" FROM table_38004 WHERE "Ratio" = '40'