Sales Barnes & Noble had annual sales of $5.1 billion in 2008 and $7.0 billion in 2010
Chapter 1, Problem 6(choose chapter or problem)
Sales Barnes & Noble had annual sales of $5.1 billion in 2008 and $7.0 billion in 2010. Use the Midpoint Formula to estimate the sales in 2009. Assume that the annual sales followed a linear pattern. (Source: Barnes & Noble, Inc.)
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