SOLUTION: If a radioactive substance has a half-life of 10 days, in how many days will 1/8 of the initial amount be present? Thank you!

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Question 1057450: If a radioactive substance has a half-life of 10 days, in how many days will 1/8 of the initial amount be present? Thank you!
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If a radioactive substance has a half-life of 10 days, in how many days will 1/8 of the initial amount be present?
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10 days --> 1/2
20 days --> 1/4
30 days --> 1/8