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Michelle Mullin is a teacher from Twin Peaks Middle School in San Diego, California. She has assigned a problem similar to the one you have just worked on.
In the video segment at left (duration 4:56), you can watch Ms. Mullin's students grapple with graphing this problem. As you watch, think about how the students represent the information in the problem and the relationships among the rafts. How might your students represent this information?

Think about using this problem in a classroom
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