Subject :IMO Class : Class 7
Select the one which is different from the other set of numbers ?
(A) (12, 18, 15)
(B) (12, 10, 9)
(C) (12, 6, 9)
(D) (12, 21, 27)
how is the answer be B
Ans 1:
Class : Class 7
In other options, HCF is 3