None. But 4 and 6 have a LCM (not LMC) of 12 and HCF of 2.
The LCM is 24.
The lowest common multiple is 12
12
Not sure what an lmc might be but LCM(12, 15, 8) = 120
If you mean the Least Common Multiple, LCM (not LMC), the answer is 84
what is the LCM of 12 and 15
12
24
3
The LCM is 96.
60