Edexcel D1 2009 June — Question 6

Exam BoardEdexcel
ModuleD1 (Decision Mathematics 1)
Year2009
SessionJune
TopicShortest Path

6. \begin{figure}[h]
\includegraphics[alt={},max width=\textwidth]{c1482d20-7bce-46cb-9ac8-c659ecad30de-6_899_1493_262_285} \captionsetup{labelformat=empty} \caption{Figure 4}
\end{figure} Figure 4 represents a network of roads. The number on each arc gives the length, in km , of that road.
  1. Use Dijkstra's algorithm to find the shortest distance from A to I. State your shortest route.
    (6)
  2. State the shortest distance from A to G .
    (1)