65 90 hcf by factor method – InterviewSolution

1.

65 90 hcf by factor method

Answer»

65 = 5 × 1390 =2 × 3 × 3 × 5

HCF(65, 90) = 5

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65=5×1390=2×45 =2×3×15 =2×3×3×5Common factors = 5Therefore HCF of 65 & 90 is 5.

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