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A radioactive substance has a half life of 4 years. If its activity today is 200 dps, ...

A radioactive substance has a half life of 4 years. If its activity today is 200 dps, its activity in 8 years from today is ____________
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A \(50 \mathrm{dps}\)
  • B \(25 \mathrm{dps}\)
  • C \(20 \mathrm{dps}\)
  • D \(10 \mathrm{dps}\)
Correct Answer: Option A
Explanation:

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