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A national park has a population of 400 koalas. If the koala population is expected to increase by 3% p.a., the expected number of koalas in the National Park in 4 years, time will be:
A) 448
B) 450
C) 480
D) 500

Respuesta :

johnk12
the number in 4 years=(1.03)^4 * 400                                     =1.126*400                                     =450

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