Correct Answer - Option 1 : 24, 30
Given :
HCF = 6 , LCM = 120
Concept : Product of two number = LCM × HCF
The number must be = 6X , 6Y
6 × 120 = (6X) (6Y)
(XY) = 20 = 5 × 4
hence
The number must be = 6X , 6Y
so the number is = 6 × 5 , 6 × 4 = ( 30,24)