What is the value of [725 x 725 x 725 + 371 x 371 x 371] / [725 x 725 - 725 x 371 + 371 x 371] =?

9610
1960
1096
1016

Correct Answer: 1096

Explanation:

[725 x 725 x 725 + 371 x 371 x 371] / [725 x 725 - 725 x 371 + 371 x 371]
= 725 + 371 = 1096
[∵ (a³ + b³) / (a² - ab + b²) = (a + b) (a² - ab + b²)/(a² - ab + b²) = a + b ]

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