Ask Question
20 December, 15:53

15 grams of a radioactive substance decayed 11% over the course of 3 weeks. How many grams of the substance were left after the 3 weeks?

+1
Answers (1)
  1. 20 December, 17:11
    0
    15 grams lost 11%

    get 11% of 15 =.11 times 15 = 1.65

    now subtract

    15 - 1.65 = 13.35 grams left
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “15 grams of a radioactive substance decayed 11% over the course of 3 weeks. How many grams of the substance were left after the 3 weeks? ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers