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Unformatted text preview: Counting Handout 3 by Joe Kahlig, Spring 2005 In the following exercise, use any appropriate technique that has been presented to obtain the count requested. Video solutions located at: http://www.math.tamu.edu/ ∼ kahlig/141-extra-info.html 1. Your class is having a 13-question multiple choice exam. The prof, in an effort to reward good attenance, has indicated that 3 questions have the answer A, 2 questions have the answer B, 1 question has the answer C, 3 questions have the answer D, and 4 questions have the answer E. Using this information, how many ways can a student answer the exam? 2. Your CD collection consists of the following CDs: 4 from Brian White, 7 from George Strait, 2 from Savage Garden, and 3 from The Coors. Assume that there are no duplicate CDs. (a) If you place all of the CDs on a shelf, how many ways is this possible if the CDs by the same artist are grouped together? (b) If you grab 6 of these CDs, how many ways can you get exactly three of George Strait’s CDs or exactly three of Brian White’s CDs?...
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- Fall '08
- Counting, Given name, ways, Middle name, green balls