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SSC CGL 2022 PYQ — Question 67

SSC CGL Tier II - Quant - 3 Feb 2022 • Quantitative Aptitude • Q67

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571 + 572 + 573 + 574 + 575 is divisible by which of the following number?

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Correct answer: A

Explanation

The correct answer is option 1 i.e. 71.

571 + 572 + 573 + 574 + 575  

571 (1 + 5 + 25 + 125 + 625) = 571 (781)

781 = 71 × 11.

So one can say that,

571 + 572 + 573 + 574 + 575  will always be divisible by 71.