Question

carbon 14 is a radioactive element with a half life of 5750 years. A human skeleton is found to contain one fifth of its original amount of carbon 14. how old is the skeleton

Answer 1

The skeleton is 1150 yrs old.

Explanation:

To get this answer you would take 5750 and divide by 5 because the problem say 1/5th. This would give you the equation 5750/5 = 1150.