The product of two successive numbers is 3422 What is the greater number ........

Quantitative Aptitude (CDS) Number System

The product of two successive numbers is 3422. What is the greater number?

Let the numbers be x and (x + 1)
x(x + 1) = 3422
x^2 + x – 3422 = 0
x^2 + 59x – 58 x – 3422 = 0
(x + 59) (x – 58) = 0
x = 58
greater number is 59

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