M&M plain candies come in various colors. According to the M&M/Mars Department of Consumer Affairs, the distribution of colors for plain M&M candies is as follows.

Color	Purple	Yellow	Red	Orange	Green	Blue	Brown
Percentage	19%	21%	18%	8%	7%	9%	18%

Suppose you have a large bag of plain M&M candies and you choose one candy at random. (a) Find P(purple candy or red candy). (b) Find P(brown candy or yellow candy). (c) Find P(not orange candy).