Question : The sum of the two numbers is 18 and their HCF and LCM are 3 and 54, respectively. What will be the sum of their reciprocals?
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution :
Let the two numbers be
We know (HCF) × (LCM) = Product of two numbers
Given HCF = 3 and LCM = 54
⇒
Also,
Now to calculate,
=
=
Hence, the correct answer is
SSC CGL Complete Guide
Candidates can download this ebook to know all about SSC CGL.