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Find hcf of 28 42 68 72 |
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Answer» ong>Answer: HCF is 2 Step-by-step explanation: Factors of 28 = 1, 2, 4, 7, 14, 28 Factors of 42 = 1, 2, 3, 6, 7, 14, 21, 42 Factors of 68 = 1, 2, 4, 17, 34,68 Factors of 72 = 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72. Common Factors = 1,2 Highest Common Factor = 1×2 = 2 |
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