40 species of animals live in the forest: 7 species more carnivores than ungulates, and 2 species more rodents that carnivores. How many ungulates live in the forest?
1 Answer
May 30, 2017
Number of ungulates is 8.
Explanation:
C is for carnivores, U is for ungulates, and R is for rodents.
For carnivores:
For rodents:
For rodents, instead of C, you can write the first equation (7+U) yielding
For rodents:
Now you have 3 components for your equation, each component contains U term.
Your final equation is
Number of ungulates is 8.
That is your answer. Number of ungulates is 8.