Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_89 (wins VARCHAR, poles VARCHAR, final_placing VARCHAR)

### Question ###
How many wins did Hobbs had a 15th finish at poles 0?

### Accurate SQL ###

SELECT wins FROM table_name_89 WHERE poles = "0" AND final_placing = "15th"