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THE LIFE SPAN OF THE SPOTTED FUZZY IS 3 YEARS. B A E Year 1 babies Year 2 adults Year 3 elder.

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Presentation on theme: "THE LIFE SPAN OF THE SPOTTED FUZZY IS 3 YEARS. B A E Year 1 babies Year 2 adults Year 3 elder."— Presentation transcript:

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2 THE LIFE SPAN OF THE SPOTTED FUZZY IS 3 YEARS. B A E Year 1 babies Year 2 adults Year 3 elder

3 THE LIFE SPAN OF THE SPOTTED FUZZY IS 3 YEARS. B A E Year 1 babies Year 2 adults Year 3 elder 62.5% of babies survive to adulthood 50% of adults survive to Old age

4 The number of babies in year n+1 ( B n+1 ) is a function Of the number of adults and the number of elders in the Year n : B n+1 = 1.5 A n +.2 E n Every year, each adult fuzzy couple has 3 baby fuzzies And 1 out of every 5 elder couples has 2 baby fuzzies

5 THE LIFE SPAN OF THE SPOTTED FUZZY IS 3 YEARS. B A E Year 1 babies Year 2 adults Year 3 elder.625.50 1.5.20

6 B A E Year 1 babies Year 2 adults Year 3 elder.625.50 1.5.20 B n+1 = 0 B n + 1.5 A n +.2 E n A n+1 =.625 B n + 0 A n + 0 E n E n+1 = 0 B n +.5 A n + 0 E n

7 B A E Year 1 babies Year 2 adults Year 3 elder.625.50 1.5.20 B n+1 = 0 B n + 1.5 A n +.2 E n A n+1 =.625 B n + 0 A n + 0 E n E n+1 = 0 B n +.5 A n + 0 E n =

8 Suppose there are 650 babies, 500 adults and 200 elders this year. How many babies, adults and elders will there be next year? How many babies, adults and elders will there be in 8 years? How many babies, adults and elders were there last year?


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