Ask Question
30 April, 04:20

In a village, the cases of a particular infectious disease have been exponentially decreasing at a rate of 80% per year since the people started receiving the vaccine. If there were 200 cases in the village to start with, predict the number of cases after 2 years.

+5
Answers (1)
  1. 30 April, 04:23
    0
    8

    Step-by-step explanation:

    Exponential decay is expressed by an equation of the form:

    A = P (1 - r) ^t

    where P = initial value, r = annual rate of decay, t = time in years

    A = 200 (1 - 0.80) ^2

    A = 8
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “In a village, the cases of a particular infectious disease have been exponentially decreasing at a rate of 80% per year since the people ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers