**Recall:**

$\mathrm{Doubling}\mathrm{Time}=\frac{\mathrm{ln}2}{\mathrm{ln}(1+\mathrm{r})}$ $\mathrm{r}=\frac{\#\mathrm{of}\mathrm{births}-\#\mathrm{of}\mathrm{deaths}}{\mathrm{N}}\times 100$

**Calculating for r:**

How long will it take a population of 550 moose to double if 25 offspring are born and 14 moose die on average per year?

a) 26.9 years

b) 34.5 years

c) 52.3 years

d) 79.0 years

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Population Ecology concept. You can view video lessons to learn Population Ecology. Or if you need more Population Ecology practice, you can also practice Population Ecology practice problems.