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Finding HCF Using Common Factors

Find HCF of t...

Question

Find HCF of the numbers 18, 36 and 90.
18

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Solution

The correct option is A 18
Let us perform prime factorisation of 18, 36 and 90.

HCF of 18, 36 and 90 = 2 x 3 x 3 = 18

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Finding HCF Using Common Factors

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