Multiple Choice
Estimate the percentage of radioactive material that remains in a sample after 3 years if the half-life of the material is 261 days. Round to the nearest hundredth of a percent.
A) 0.42%
B) 5.46%
C) 0.97%
D) 11.92%
E) 28.28%
Correct Answer:

Verified
Correct Answer:
Verified
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