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Quantitative Aptitude

SQUARE ROOT AND CUBE ROOT MCQs

Square Roots, Cube Roots, Squares And Square Roots

Total Questions : 547 | Page 3 of 55 pages
Question 21.

\(\sqrt{6}\) = 2.4517, then the value of  \(\frac{\sqrt{3}-\sqrt{2}}{\sqrt{3}+\sqrt{2}}\) correct to three places of decimal will be

  1.    0.97
  2.    0.097
  3.    0.0097
  4.    none of these
 Discuss Question
Answer: Option B. -> 0.097
Question 22.

  1. The value of \(\sqrt[3]{8^{4}}\) is

  1.    4
  2.    8
  3.    12
  4.    16
 Discuss Question
Answer: Option D. -> 16
Question 23.

\(\sqrt{1\frac{64}{225}}= 1 + \frac{?}{15}\)

  1.    2
  2.    3
  3.    4
  4.    5
 Discuss Question
Answer: Option A. -> 2
Question 24.

  \(\sqrt{300003 \times 300005}\)  is nearly equal to

  1.    300004.88
  2.    300003.98
  3.    300005.88
  4.    30000.68
 Discuss Question
Answer: Option B. -> 300003.98
Question 25.

  1. \(\sqrt{x\times14\times18}\)  = 84, then x is equal to

  1.    22
  2.    24
  3.    28
  4.    32
 Discuss Question
Answer: Option C. -> 28
Question 26.

  1. If \(\sqrt{15625}\)  = 125, then\(\sqrt{15625}+\sqrt{156.25}+ \sqrt{1.5625}\) =?

  1.    1.3875
  2.    13.875
  3.    138.75
  4.    none of these
 Discuss Question
Answer: Option C. -> 138.75
Question 27.

  1. If 1002x = 625, then what is the value of 100?

  1.    5
  2.    25
  3.    125
  4.    none of these
 Discuss Question
Answer: Option B. -> 25
Question 28.

  1. If 7 \(\sqrt{x}=\sqrt{147}\)     , then find the value of x.

  1.    1
  2.    2
  3.    3
  4.    none of these
 Discuss Question
Answer: Option C. -> 3
Question 29.

  1. If \(\sqrt{2^{n}}\)= 64 then the value of n =?

  1.    2
  2.    4
  3.    6
  4.    12
 Discuss Question
Answer: Option D. -> 12
Question 30.

  1. The value of \(\sqrt[3]{0.000125}\) is

  1.    0.5
  2.    0.05
  3.    0.005
  4.    none of these
 Discuss Question
Answer: Option B. -> 0.05

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