text: 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