Mathematics, 12.12.2020 16:40 farashka03
The half-life of a certain radioactive material is 85 days . An initial amount of the material has a mass of 801 kg. Find how long it will take until there is 100 kg of the radioactive material remaining.
Answers: 2
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Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.
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Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.
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