A fish population grows according to the logistic model

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Here t is measured in years and N is measured in thousands of tons.A: Make a graph of the fish population over the first 20 years.B: According to the model, what is the carrying capacity for this fish population in this environment?C: According to the model, what is the optimum yield level for harvesting the fish?D: How long does it take for the fish population to grow from the optimum yield level to 90% of carrying capacity?

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Round your answers to two decimal places, if necessary.



What will be an ideal response?


A:??

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B: 89.00 thousand tons

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C: 44.50 thousand tons

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D: 3.52 years


Mathematics

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