# NEET Physics Nuclei Questions Solved

Carbon-14 decays with half-life of about 5,800 years. In a sample of bone, the ratio of carbon-14 to carbon-12 is found to be $\frac{1}{4}$ of what it is in free air. This bone may belong to a period about x centuries ago, where x is nearest to
(a) 2$×$58                        (b) 58
(c) 58/2                          (d) 3$×$58