Who was the opponent when the record was 31-24?
CREATE TABLE table_name_40 (opponent VARCHAR, record VARCHAR)
SELECT opponent FROM table_name_40 WHERE record = "31-24"
### Context: CREATE TABLE table_name_40 (opponent VARCHAR, record VARCHAR) ### Question: Who was the opponent when the record was 31-24? ### Answer: SELECT opponent FROM table_name_40 WHERE record = "31-24"