Sail E0 Webinar

Quantitative Aptitude

SQUARE ROOT AND CUBE ROOT MCQs

Square Roots, Cube Roots, Squares And Square Roots

Total Questions : 547 | Page 2 of 55 pages
Question 11.

 \(\sqrt{?}\) = (14)² - (11)²

  1.    3525
  2.    5565
  3.    3225
  4.    5625
 Discuss Question
Answer: Option D. -> 5625
Question 12.

\(\sqrt{354.2896} = ?\)

  1.    13.8
  2.    15.8
  3.    18.8
  4.    20.8
 Discuss Question
Answer: Option C. -> 18.8
Question 13.

\(\sqrt{5 \times 5^{2}\times5^{3}\times 5^{4}} = ?\)

  1.    25
  2.    125
  3.    625
  4.    3125
 Discuss Question
Answer: Option D. -> 3125
Question 14.

\(\frac{13}{4 - \sqrt{13}} = ?\)

  1.    4 + \(\sqrt{3}\)
  2.    4 – \(\sqrt{3}\)
  3.    3
  4.    none of these
 Discuss Question
Answer: Option D. -> none of these
Question 15.

\(\frac{\sqrt{3}}{\sqrt{3 }+\sqrt{2}}= ?\)

  1.    2 + \(\sqrt{6}\)
  2.    2 – \(\sqrt{6}\)
  3.    3 + \(\sqrt{6}\)
  4.    3 –  \(\sqrt{6}\)
 Discuss Question
Answer: Option D. -> 3 –  \(\sqrt{6}\)
Question 16.

\(\sqrt{\frac{7}{8}}= ?\)

  1.    0.93
  2.    0.935
  3.    0.938
  4.    0.943
 Discuss Question
Answer: Option B. -> 0.935
Question 17.

  1. Which of the following gives the correct value of  \(\sqrt{2}\) ?

  1.    \(\frac{5\sqrt{5}}{\sqrt{125}}\)
  2.    \(\frac{6\sqrt{12}}{\sqrt{1226}}\)
  3.    \(\frac{7\sqrt{14}}{\sqrt{343}}\)
  4.    none of these
 Discuss Question
Answer: Option C. -> \(\frac{7\sqrt{14}}{\sqrt{343}}\)
Question 18.

  1. Cube root of 4096 is

  1.    8
  2.    12
  3.    14
  4.    16
 Discuss Question
Answer: Option D. -> 16
Question 19.

\(\sqrt{4\frac{25}{36}} = ?\)

  1.    \(4\frac{5}{6}\)
  2.    \(3\frac{2}{6}\)
  3.    \(2\frac{2}{5}\)
  4.    none of these
 Discuss Question
Answer: Option D. -> none of these
Question 20.

\(\sqrt{10 + \sqrt{25 + \sqrt{121}}}\) is equal to 

  1.    4
  2.    81
  3.    156
  4.    none of these
 Discuss Question
Answer: Option A. -> 4

Latest Videos

Latest Test Papers