BillyBobJoe2121 BillyBobJoe2121

22-05-2023
Mathematics

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xA radioactive isotope is decaying at a rate of 20% every hour. Currently there are 15 grams of the substance.

Questions:

A. Write an equation that will represent the number of grams present after n hours

B. How much will be left after 24 hours (one day)? (Round to the nearest hundredth)

C. After how many hours will there be approximately one gram left?

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