A certain office supply store stocks 2 sizes of self-sticknotepads, each in 4 colors: blue, green,yellow, or pink. The store packs thenotepads in packages that contain either 3 notepads of the same size and thesame color or 3 notepads of the same size and of 3 different colors. If the order in which the colors are packed is not considered, how manydifferent packages of the types described above are possible?


6

8

16

24

32

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Prep2007E1-PS