Question: Suppose a sample of a certain substance decayed to 6 9 . 2 % of its oniginal amount after 3 0 0 days. Let y

Suppose a sample of a certain substance decayed to 69.2% of its oniginal amount after 300 days.
Let y(t)= Ae ?kf be the mass remaining after t days. Find the exact value of t.
k=
What is the half-life (in days) of this substance? (Round your angwer the two decimal places.)
days
How long mould it take the sample to decay to one-third of its original amount? (Round your answer to bee decimal places)
days
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Suppose a sample of a certain substance decayed

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