What colors do I mix to get this dark purple and pink?
and the blue

http://cakecentral.com/g/i/3060571/a/3379926/applemark/

would it be Violet with a bit of red for the purple?
for the pink rose pink with a little Violet or red?

what is the amounts of gum paste to water to make a glue for like gluing a bow on the skull?
 

would a 50/50 gum paste fondant stand up with a skewer in it and 4 days dry time?