QA – Placement Quizzes | HCF | Question 7

Calculate the HCF of 36 and 84.
(A) 4
(B) 6
(C) 12
(D) 18


Answer: (C)

Explanation: 36 = 2 * 2 * 3 * 3
84 = 2 * 2 * 3 * 7
2 * 2 * 3 = 12.

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