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_21 ( fg_pct VARCHAR, asst VARCHAR, off_reb VARCHAR )

### Question ###
How many FG percent values are associated with 59 assists and offensive rebounds under 40?

### Accurate SQL ###

SELECT COUNT(fg_pct) FROM table_name_21 WHERE asst = 59 AND off_reb < 40