Multiple Choice Questions

HCF of 1 2 3 ........

Quantitative Aptitude (CSC) LCM, HCF

HCF of 1, 2, 3?

Given numbers are 1, 2 and 3

Factors of 1 = 1

Factors of 2 = 1, 2

Factors of 3 = 1, 2 and 3

Common factors = 1

Hence, the HCF of 1, 2 and 3 = 1.

Hence, option 3 is the correct answer.

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