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 weather (mean_humidity VARCHAR, mean_visibility_miles VARCHAR)
### Question:
How many days had both mean humidity above 50 and mean visibility above 8?
### Answer:
SELECT COUNT(*) FROM weather WHERE mean_humidity > 50 AND mean_visibility_miles > 8