The LCM of two positive integers is twice the larger number and the HCF of the two number is 3. The smaller number is?

6 8 10 9

6

Smaller (l)          Larger (ll)      3a                    3b            3ab = 2 × 3b                a = 2              (l) = 3a              (l) = 3  × 2 = 6