Square Roots Questions Practice Question and Answer

Q:

  The value of is

736 0

  • 1
    Correct
    Wrong
  • 2
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    Correct
    Wrong
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Answer : 1. ""

Q:

What will come in the place of question mark (?) in the following question?

 

720 0

  • 1
    7
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 4. "9"

Q:

The ratio of the square of a number and the inverse of its cube is 243/16807. what is the number?

711 0

  • 1
    2/7
    Correct
    Wrong
  • 2
    7/3
    Correct
    Wrong
  • 3
    3/7
    Correct
    Wrong
  • 4
    5/7
    Correct
    Wrong
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Answer : 3. "3/7"

Q:

Which of the following quadratic equations has real roots?

706 0

  • 1
    4x- 7x + 5 = 0
    Correct
    Wrong
  • 2
    5x2 - 11x + 7 = 0
    Correct
    Wrong
  • 3
    5x2 - 11x + 8 = 0
    Correct
    Wrong
  • 4
    2x2 - 7x + 5 = 0
    Correct
    Wrong
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Answer : 4. "2x2 - 7x + 5 = 0"

Q:

Find the square root of (272² - 128²).

665 0

  • 1
    25
    Correct
    Wrong
  • 2
    41
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 4. "None"

Q:

Given that √4096 = 64, the value of √4096 + √40.96 +√0.004096 is-

646 0

  • 1
    70.4
    Correct
    Wrong
  • 2
    70.464
    Correct
    Wrong
  • 3
    71.104
    Correct
    Wrong
  • 4
    71.4
    Correct
    Wrong
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Answer : 2. "70.464"
Explanation :

Given Exp. = √4096 + √40.96 +√0.004096

= 64 + 6.4 + 0.064

= 70.464

Q:

√60+√10+√36=?

626 0

  • 1
    56
    Correct
    Wrong
  • 2
    88
    Correct
    Wrong
  • 3
    45
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 4. "None "

Q:

The value of   of 2.80 is:

622 0

  • 1
    0
    Correct
    Wrong
  • 2
    0.01
    Correct
    Wrong
  • 3
    -1
    Correct
    Wrong
  • 4
    0.001
    Correct
    Wrong
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Answer : 1. "0"

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