Any multiple of 36.
There is no such thing as a "greatest common multiple".
The common multiples of 18 and 24 are 72 and 144.
All multiples of 36 are multiples of 18.
36, 72, and 108.
there are infinite amount of common multiples.
18, 36, 54, 72
The lowest common multiple is 18. The first four common multiples are thus the first four multiples of 18 and are: 18, 36, 54 and 72.
The set of multiples of 18.
They are 180 and any of its multiples
No, 4 is neither a multiple of 12 and 18, nor is it a factor of 12 and 18. The least common multiple of 12 and 18 is 72. Their other common multiples are 144, 216, 288, etc.
Multiples of 6 include 6, 12 and 18. For them to be common, they need to be compared to another set of multiples.
The common multiples of 2 and 3 are 6, 12, 18, and so on.6, 12, 18 and so on.