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SSC CPO 2023 PYQ — Question 116

SSC CPO - 04 Oct 2023 - Shift 2 • Quantitative Aptitude • Q116

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Find the HCF of 240, 280 and 560.

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Correct answer: D

Explanation

The correct answer is Option 4 i.e. 40.

The HCF of 240, 280 and 560

Prime factorization of the numbers

⇒ 240 = 24 × 3 × 5

⇒ 280 = 23 × 5 × 7

⇒ 560 = 24 × 5 × 7

Thus,

HCF = 23 × 5 = 8 × 5 = 40