If 509 is subtracted from the cube of a number the answer so obtained is 23 880 What is the number n...........

Quantitative Aptitude (CDS) Number System

If 509 is subtracted from the cube of a number the answer so obtained is 23,880. What is the number?

Let the number be x
x^3 – 509 = 23,880
x^3 = 23,880 + 509
= 24,389
x = 29

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