Question
What is the Highest Common Factor of 36, 108 and 180?
Solution
Factors of 36 = 2 × 2 × 3 × 3 Factors of 108 = 2 × 2 × 3 × 3 × 3 Factors of 180 = 2 × 2 × 3 × 3 × 5 Highest Common Factor = 2 × 2 × 3 × 3 = 36
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