The LCM of three different numbers is 120. Which of the following cannot be their HCF?
[A]8
[B]12
[C]24
[D]35

35
LCM = 2 $\times$ 2 $\times$ 2 $\times$ 3 $\times$ 5
Hence, HCF = 4, 8, 12 or 24
According to question,
35 cannot be HCF of 120.
Hence option [D] is correct answer.