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LCM, HCF and GCD Practice
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Which of the following sets of the numbers will have the highest common factor equal to 18?
AnswerClick to flip back
A
36, 54, 126
💡 Explanation:
36, 54, 126
Factors of 36 = 2 × 2 × 3 × 3
Factors of 54 = 2 × 3 × 3 × 3
Factors of 126 = 2 × 3 × 3 × 7
HCF = 2 × 3 × 3 = 18