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How old is a mammoth's tusk if 12.8 percent of the original c-14 remains in the sample, if the half-life of C-14 is 5730 years?
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How old is a mammoth's tusk if 12.8 percent of the original c-14 remains in the sample, if the half-life of C-14 is 5730 years?

User Pabdulin
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6 votes
It would be 11,460 years old, please tell me if you need an explanation.

User Enumag
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