Question

What is the hcf of 825and675and450

Answer 1

Prime factorization method -

825 = 3 x 5 x 5 x 11

675 = 3 x 3 x 3 x 5 x 5

450 = 2 x 3 x 3 x 5 x 5

HCF = 3 × 5 × 5

∴ the hcf is 75.

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Answer 2

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