Which Berkshire Hathaway business had the highest EBIT margin in 2013?

This might sound like trivia, but it's not -- facts like these can provide insight into some of these companies, and tell you where they might move in the future. In the following video, Motley Fool banking analysts David Hanson and Tyler Riggs discuss this week's "Stock Quiz" and why Berkshire Hathaway is looking to its railroad executive for more answers.

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David Hanson owns shares of Berkshire Hathaway and JPMorgan Chase. Tyler Riggs has no position in any stocks mentioned. The Motley Fool recommends Berkshire Hathaway. The Motley Fool owns shares of Berkshire Hathaway and JPMorgan Chase. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.