Study the map of ‘Australian Trans-Continental Railway’ and answer the questions that follow:
Write the names of stations located at the easternmost and westernmost ends of this railway.
If vector \( \mathbf{a} = 3 \hat{i} + 2 \hat{j} - \hat{k} \) \text{ and } \( \mathbf{b} = \hat{i} - \hat{j} + \hat{k} \), then which of the following is correct?