0
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one.
Either 2 or 3
12 divided by 2 = 6
3
3, Its the largest number that goes into both 6 and 39 evenly.
The HCF of both numbers is 6
6
3 and im 11 :)
6, 7, and 23
1.5......4 x 1.5 = 6 & -18 x 1.5 = -27
1, 2, 3, 6.
The GCF of both numbers is 6
One.