How old is the fossil using radiometric dating?A new radioactive element is discovered called Obama45. This element decays into Nohea43 (a rare element called.

How old is the fossil using radiometric dating?A new radioactive element is discovered called Obama45. This element decays into Nohea43 (a rare element called.

Nohealthcareandatleastfivemoreyearsinafghanistan) with a half life of 10 years. If a fossil is obtained and tested for these radioisotopes we find that ratio of Obama45 to Noheal43 is 1:15. How old is the fossil using radiometric dating.

a) 10 years
b) 20 years
c) 30 years
d) 40 years
e) 50 years

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