User Forum

Subject :IMO    Class : Class 4

Which of the following is NOT a common factor of 18 and 27?

A 1
B 3
C 6
D 9


6 is a common factor of 18 as-6 x 3 = 18

Ans 1: (Master Answer)

Class : Class 1

(C): Factors of 18 = 
Factors of 27 = 
So, 6 is not a common factor of 18 and 27.


Ans 2:

Class : Class 4
man see 3 is a factor of 18 but 27 table does not have 3 as thier factor because 3 multiplied by six is eighteen but 27 does not have a factor so 6 is not a common factor of 27

Ans 3: (Master Answer)

Class : Class 1

(C): Factors of 18 = 
Factors of 27 = 
So, 6 is not a common factor of 18 and 27.


Post Your Answer