1.

The L.C.M of three different numbers is 120. Which of the following cannot be their H.C.F.?1). 82). 123). 244). 35

Answer»

HCF MUST be a factor of LCM.

⇒ Factor of 120 = 2 × 2 × 2 × 3 × 5

⇒ From above we SEE that 8, 12 and 24 are the factor but not 35

⇒ so, 35 cannot be the H.C.F.


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