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_40 (quantity INTEGER, number_s_ VARCHAR)
### Question:
What is the average quantity that has 1104 as the number(s)?
### Answer:
SELECT AVG(quantity) FROM table_name_40 WHERE number_s_ = "1104"