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The bird population on an island is declining at a rate of 4% per year. The population was 2700 in the year 2015.


Which answer is the best prediction of the population in the year 2020? Use the formula b(1−r)t


A1847


B2035


C2202


D3285

Verified Answer :

nobillionaireNobley

P = b(1 - r)^t; where, b = 2700, r = 4% = 0.04, t = 2020 - 2015 = 5 years.

P = 2700(1 - 0.04)^5 = 2700(0.96)^5 = 2700(0.8154) = 2202

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