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The number 142² - 1 is divisible by :

19 7 9 13

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This Chapter Number-System-Aptitude-questions consists of the following topics

The sum of the squares of 3 consecutive positive numbers is 365. The sum of the numbers is -

The number 142² - 1 is divisible by :

The sum of three numbers is 252. If the first number is thrice the second and third number is two-third of the first, then the second number is :

The number 142<sup>2</sup> - 1 is divisible by :

Number System Aptitude questions

Arithmetic-Aptitude