Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_21 (ranking VARCHAR, ep__number VARCHAR, rating VARCHAR)
### Question:
What was the ranking for the episode number before 24 that had a rating of 25.7?
### Answer:
SELECT ranking FROM table_name_21 WHERE ep__number < 24 AND rating = "25.7"