We require an 'A4', 'Landscape' sheet with a scale of '1:25'. Match the settings to the left and click 'OK' to confirm and exit the dialog box. Click on 'Yes' when prompted to adjust changes to text/Dimensions.
Now make sure that the grid is switched OFF, use the Grid toggle button if required.
Now click on the Units command and select 'OK' when the settings match those to the left, ensuring that the 'Linear' 'Display Precision' is set to '1' and the 'Linear' 'Cursor Increment' is set to '10'.