Answer:
126 cats and 147 dogs
Explanation:
Ratio of cats to dogs is 18:21 and 18+21 is 39
We can divide 273 by 39 to find out how much the total cats and dogs increased, which is by 7 times.
18*7=126
21*7=147
It should be placed after the word mother
Answer:
By explaining the relationship between automobile emissions and global warming