Question : Find the HCF of 69, 96, and 99.
Option 1: 3
Option 2: 9
Option 3: 1
Option 4: 6
Correct Answer: 3
Solution :
69 = 23 × 3 96 = 2 × 2 × 2 × 2 × 2 × 3 99 = 3 × 3 × 11 $\therefore$ The highest common factor (HCF) of 69, 96, and 99 = 3 Hence, the correct answer is 3.
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