Home » Aptitude » Problems on H.C.F and L.C.M

Four numbers are in the ratio of 10 : 12 : 15 : 18. If their HCF is 3, then find their LCM.

Correct Answer: 540

Explanation:

Let numbers be 10N, 12N, 15N and 18N.
Then, LCM = 180N and HCF = N
Hence, required LCM = 180 x 3 = 540


← Previous Question Next Question→

Discussion & Comments

No comments yet. Be the first to comment!
Join Discussion