The surface area of an average dinner plate in the United States increased ______ percent from 1960 to 2005. Source: Mindless Eating: Why We Eat More Than We Think by Brian Wansink.
a) 9
b) 17
c) 28
d) 36
Leave your guess in the "comments" section and come back on Saturday for the answer.
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2 comments:
I guess 17%.
I would say 28%
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