A Web ad can be designed from four different colors, three font types, five font sizes, three images, and five text phrases. A specific design is randomly generated by the Web server when you visit the site. Let A denote the event that the design color is red and let 8 denote the event that the font size is not the smallest one. Use the addition rules to calculate the following probabilities.

(a) P(AUB)

(c) PA'U B')

(b) PUB)