The HCF of two numbers is 18 and their product is 12960. Find their LCM.
HCF of two numbers = 18
Product of two numbers = 12960
Let their LCM be x.
Using the formula, Product of two numbers = HCF x LCM
We conclude that
12960 = 18 . X
X = = 720
Hence, their LCM is 720.