An animal shelter has a ratio of cats to dogs that is 9:7. What fraction of these animals are dogs?
2 answers:
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Given:
Yamir is twice as old as Pato.
In three years, the sum of their ages will be 30.
Pato's current age is represented by .
To find:
The equation that could be used to correctly solve for .
Solution:
We know that, Pato's current age is represented by a, then
Yamir's age =
After three years,
Pato's age =
Yamir's age =
In three years, the sum of their ages will be 30.
Therefore, the correct option is 2.