If you are having trouble with ratios you can look at them as fractions. The first number being the numerator and the second number being the denominator or the other way around. When you are asked to find an equivalent ratio, you just have to find an equivalent fraction.
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Answer:

Step-by-step explanation:




Answer:
No, the first two numbers have to be more than the last number when added up.
Step-by-step explanation:
18 wolves
30 wolves total
-12 wolves who joined
——-
18 wolves originally