You're trying to date a fossil (insert your

own Anna Nicole joke here). You find

mg of Carbon-14 present in the specimen.

If a live specimen should have mg of

Carbon-14, how old is the fossil?

Work the problem on some paper...
When you're done, click on the answer below.
But, don't look at it before you've really tried it on your own!
<<< If you get really stuck, you can click on the hints below. >>>