query.rb

Question.where(
  QuestionSkipCount.where(
    question_id: Question.where(messages_count: 0).all.map(&:id), # 1.Returns all question id's for each question without a message
    # Pending
  ).all # 2.Gets all question_skip_counts for each question that has no message
).all # 3.Gives all the questions that have no messages, and (soon) the least amount of skips.