Nature Math - Woodland Animals

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For this problem, you will need to think backward...

Porcupines, skunks and opossums live in  Wooly Woods.

There are 5 fewer opossums than skunks, and half as many skunks as porcupines.

When danger is near, the opossums lie down and play dead.

The 16 porcupines raise their quills to frighten away their enemies.

How many opossums live in Wooly Woods?

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