Arthur: The solutions to most mystery novels I read are not believable. However, my enjoyment of a mystery novel depends only on its suspenseful mood and colorful characters.

Norton: Roughly 80% of the mystery novels I read have believable solutions, which is good since I do not enjoy mystery novels that don’t have believable solutions.
The speakers above:

disagree on whether an author’s enjoyment in creating a mystery novel influences whether that novel will have a believable solution.

disagree on whether a believable solution is required for the enjoyment of a mystery novel.

agree that a suspenseful mood and colorful characters add to the enjoyment of a mystery novel.

agree that most mystery novels do not have believable solutions.

The speakers disagree on whether a believable solution is required for the enjoyment of a mystery novel. Arthur states that his enjoyment depends only on the suspenseful mood and colorful characters, while Norton says he does not enjoy mystery novels without believable solutions. Therefore, they have different opinions on the significance of a believable solution in enjoying a mystery novel. However, both speakers agree that a suspenseful mood and colorful characters add to the enjoyment of a mystery novel. They do not express an agreement or disagreement on whether most mystery novels have believable solutions, as this specific statement is not mentioned in the conversation.