quantitative aptitude - square roots & cube roots - questions - 02

Quantitative Aptitude - Square Roots & Cube Roots - Questions - 02


1. If a = √5 + 1 / √5 - 1 and b = √5 - 1 / √5 + 1, the value of (a2 + ab + b2 / a2 - ab + b2) is :


2. If √3 = 1.732, then the value of √3 / 4 is :


3. If √2 = 1.4142, the value of 7 / (3 + √2) is :


4. If √2 = 1.4142, the square root of (√2 - 1 / √2 + 1) is equal to :


5. If √2 = 1.4142, then √2 / (2 + √2) is equal to :



6. What is the smallest number to be subtracted from 549126 in order to make i ta perfect square ?


7. The square root of (8 + 2√15) is :


8. The least perfect square number divisibly by 3, 4, 5, 6, and 8 is :


9. 1 / (√9 - √8) - 1 / (√8 - √7) + 1 / (√7 - √6) - 1 / (√6 - √5) + 1 / (√5 - √4) is equal to :


10. If √6 = 2.449, then the value of 3√2 / 2√3 is :


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