instruction: Users with the highest reputation per answers and questions count ratio. To find your own ratio, go here: 
  
  https://data.stackexchange.com/stackoverflow/query/384546/users-reputation-per-answers-and-questions-count-ratio
response: SELECT u.Id AS "user_link", u.DisplayName, u.Reputation, COUNT(p.Id) AS "posts_count", (CAST(u.Reputation AS FLOAT) / CAST(COUNT(p.Id) AS FLOAT)) AS "ratio" FROM Users AS u LEFT JOIN Posts AS p ON u.Id = p.OwnerUserId WHERE p.PostTypeId = 1 OR p.PostTypeId = 2 GROUP BY u.Id, u.DisplayName, u.Reputation HAVING COUNT(p.Id) > '##MinimalPostsCount:int?500##' ORDER BY Ratio DESC LIMIT 500