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Posts Tagged ‘christmas trees’

We have estimated that each year about 100 million Christmas trees are sold in the U.S.. I was wondering how much land it would take to plant and grow these trees. Can you estimate this number?

Let’s assume that it would take 7 years for a tree to grow big enough to be cut down (6 to 12 years is a reasonable range).

Find out how to do this problem!.

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