Nerd is the word

Team: 
N3RD$
Topic: Probability, Counting & Combinatorics
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FM 99.7 NERD is having a competition. Dorris McDonald wants to enter. But is she a true nerd or not? Watch the video and find out!!

Common Core Standards: 7.SP.8
Problem #: 
113 (2011-2012)
Problem Difficulty Level: 3 [?]