Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/B2wZ/ Traduzione in Italiano del video Overtaking Word Problem http://www.youtube.com/watch?v=LYWUHaWwY0c http://www.khanacademy.org/video/overtaking-word-problem?playlist=Algebra Help us caption & translate this video! http://amara.org/v/B2wZ/