A truck must deliver furniture to stores located in five different cities A, B, C, D, and E. The truck must start and end its root at a period the time (in hours) for travel between the cities is given in the figure below. Find an optimal tour for those traveling salesman problem and give its cost in hours. (Hint: the edge AD is part of an optimal tour.) E Tour: +8 D 46 C Cost in hours: B

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