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Mathematics, 03.02.2021 03:20 any335

The half-life of a radioactive material is the amount of time it takes for 50% of its radioactivity to decrease. If a particular material has a half-life of
35 years, then what percent will remain radioactive after 100 years?
(1) 13.8%
(3) 34.8%
(2) 22.7%
(4) 48.7%

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