3. 2
Right click -> Format Data Series -> Series
Options -> Doughnut Explosion -> 2%
Creating space between the arcs.
4. 3
Right click -> Format Data Series -> Series
Options -> Rotation -> 120%
Rotate it to your liking
5. 4
Choose 70% area (click twice) -> Chart Tools ->
Format -> Shape Fill -> Choose Colour. Repeat for
30% area.
Change to professional looking colours