capearson1981 capearson1981

14-12-2019
Mathematics

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The population is decreasing at a rate of 5% per year. If the population is 30,000 today, what will the population be in 12 years?

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kenlingdad kenlingdad

15-12-2019

Answer:

16200

Step-by-step explanation:

30000 * (1-0.05)¹² = 30000 * 0.54 = 16200

1st year : 30000 * (1-0.05) = 28500

2nd year: 28500 * (1-0.05) = 30000 * (1-0.05)² = 27075

....

12th year: 30000 * (1-0.05)¹² = 16200

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