0
Anonymous
It is: 18
Wiki User
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its 18 XD
TrueLegendary Lil ∙
The HCF is 18
The GCF is 30.
HCF of 12 and 18 is 6 and LCM of 108 and 72 is 216 So: 6 times 216 = 1296
It is: 72
The hcf is 15.