Question

HCF of 30,75,105 fully solved​

Answer 1

Answer:

Calculate Greatest Common Factor for :

    30, 75 and 105

Factorize of the above numbers :

    30 = 2 • 3 • 5 

    75 = 3 • 52 

    105 = 3 • 5 • 7 

Build a prime factors table

    Number of times each prime factor

    appears in the factorization of : Prime 

 Factor  Number 

 30  Number 

 75  Number 

 105   G.C.F  

 (min) 21000311115121170010 GCF = 3 • 5

Greatest Common Factor is :

15