Posted by **marry** on Friday, March 9, 2012 at 7:23pm.

my teacher gave us this question and im lost.

Anthropologists have found an old campsite in a remote location. After calculating the carbon-14 in the wood, they determine that there is 1/8 of the original material left. How many half-lives of carbon-14 have decayed and how many years old is the campsite?

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