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Home Q & A Board Biology-Related Homework Help General Biology
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Mira8642 Mira8642
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12 years ago
Question 41 of 60   1.667 Points
The global human population is 6.4 billion. The birth rate is 21 per thousand per year, the death rate is 9 per thousand per year, and the fertility rate is 2.8 children per woman’s lifetime. Which figure below is closest to the number of people added to the planet per year in excess of those that die?

 

   A. 77 million.   
 

   B. 48 million.   
 

   C. 2.8 million.   
 

   D. 10 million.   
 

   E. 133.4 million.   
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wrote...
#1
Educator
12 years ago
You'd need a specific equation for this. Do you recall learning about an equation that relates these factors?
ppk
wrote...
#2
Valued Member
On Hiatus
12 years ago
That's true, does anyone know it?!
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