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about 12400 people live in one-fourth of a region with a 12-mile radius. what is the most reasonable estimate for the population density in people per SQ mile

 May 18, 2017
 #1
avatar+202 
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4134/mile or 344/mile ?

 May 18, 2017
edited by Whitespy001  May 18, 2017
 #2
avatar+182 
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perhaps

 May 18, 2017
 #3
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Use a calculator

 May 18, 2017
 #4
avatar+97967 
+1

 

 

A region with a 12 mile radius will have an area of  pi (12)^2  =  144pi sq miles.....so....1/4 of this =

36 pi square miles

 

Then.......the population density  of this area     =    12400 / [ 36 pi ]  ≈  109.6 people per square mile

 

 

cool cool cool

 May 18, 2017

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