Mathematics
Mathematics, 10.04.2021 05:00, PrisonKing9334

The half-life of a radioactive substance is 20 years. If you start with some amount of this substance, what fraction will remain in 100 years? What fraction will remain in 180 years?

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The half-life of a radioactive substance is 20 years. If you start with some amount of this substanc...

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