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How many roads must a man walk down? neeva Al answer: The answer to the question "how many roads must a man walk down" is five. ' This line is proposed as the "Ultimate Question" in the science fiction novel The Hitchhiker's Guide to the Galaxy by Douglas Adams. ? The refrain "The answer, my friend, is blowin' in the wind" has been described as "impenetrably ambiguous". *This answer was generated by Neeva Al using the following websites: 1 lukemckernan.com 2 en.wikipedia.org 3 en.wikipedia.org