Square Roots and Cube Roots

In this section we will deal with Square Roots & Cube Roots Multiple choice Questions.

  1. Find the missing value \( \sqrt{11881} * \sqrt{?} = \sqrt{10137} \) ?
    1. 8281
    2. 8649
    3. 9216
    4. 9409
  2. Find the value of missing X in following equation \( {\frac{4050}{\sqrt{X}} = 450 }\)
    1. 9
    2. 49
    3. 81
    4. 100
  3. The value of \( \sqrt{\frac{0.16}{0.4}} \) is .. ?
    1. 0.02
    2. 0.2
    3. .63
    4. None of the above
  4. Find the square root of following equation (7 + 3 \( \sqrt{5} \))( 7 – 3 \( \sqrt{5} \) ) .. ?
    1. \( \sqrt{5} \)
    2. 2
    3. 4
    4. 3 \( \sqrt{5} \)
  5. Simplify following statement \( ( {\frac{1}{\sqrt{2} + \sqrt{3} – \sqrt{5}}} + {\frac{1}{\sqrt{2} – \sqrt{3} – \sqrt{5}}} )\)
    1. \( {\frac{1}{2}} \)
    2. \( {\frac{1}{\sqrt{2}}} \)
    3. 1
    4. \( \sqrt{2} \)

Answer Key <> 1. (2) 2. (3) 3. (3) 4. (2) 5. (2)