Suppose Econarctica Penguins Live for Two Periods

question 43

Essay

Suppose Econarctica penguins live for two periods. In the first period of their life the penguins are young and they reproduce with a total fertility rate of 1. In the second period of their life they are old and they do not reproduce. The old penguins die and the young penguins' eggs hatch in between one period and the next. Assume half of each generation is female. In Period 1 there are 4 young penguins and 8 old penguins. How many penguins will be alive two periods later, in Period 3? _____
Please show your work.

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