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A biologist is researching the population density of salamanders near a pond. The biologist counts 152 salamanders within a radius of 12 mi of the pond. What is the population density of salamanders? Enter your answer in the box. Use 3.14 for pi and round only your final answer to the nearest whole number.

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Aristar
194 is your answer :)
4300227912
The area is 144p mi^2 so the density is:

p=152/(144p) s/mi^2

p=19/(18p) s/mi^2

p≈0.336 s/mi^2 (to the nearest one-thousandth)

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