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Exponential Growth and Decay


Question Group #1
Directions and/or Common Information: The Hippityhoppity bunny decided to have a family reunion at the Magic Forest every 5 years.  During the second reunion the family discovered that the number of family members was 154 and was growing at an annual rate of 3.2%.


Write an equation to model the growth of the bunny family.
1. 





Use your model to predict the number of bunnies at the third family reunion.
2. 





Use your equation to predict the number of bunnies at the first reunion.
3. 




Question Group #2
Directions and/or Common Information: The fish in The Magic Forest Lake were declining at an annual rate at 1.5%.  Their current number is estimated at 2500.


Write an equation to model the decreasing number of fish.
1. 





Use the model to predict the number of fish in the lake in 10 years.
2. 





Use the model to find the number of fish in the lake 5 years ago.
3. 








C Gulliksen

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