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Q13:HCF of 12 and 30 by division method isOa) 6Ob) 9Oc)Od) None of these

Answer»

HCF of 12 and 30 is 6.

HCF stands for highest common factor.

12= 2×2×3

30 = 2×3×5

So , HCF = 3×2 = 6



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