If the product of two numbers is 1050 and their HCF is 25, find their LCM.

HCF of two numbers = 25
Product of two numbers = 1050
Let their LCM be x.

Using the formula, Product of two numbers = HCF × LCM
we conclude that,

1050 = 25 × x
x = $\frac{1050}{25}$
= 42

Hence, their LCM is 42.