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_54 (silver INTEGER, gold VARCHAR, total VARCHAR)
### Question:
What is the silver number when gold is more than 4, and the total is less than 24?
### Answer:
SELECT AVG(silver) FROM table_name_54 WHERE gold > 4 AND total < 24