Quiz Discussion

If a = 0.1039, then the value of \(\sqrt {4{a^2} - 4a + 1} + 3a\)     is:

 

Course Name: Quantitative Aptitude

  • 1] 0.1039
  • 2] 0.2078
  • 3] 1.1039
  • 4] 2.1039
Solution
No Solution Present Yet

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# Quiz
1
Discuss

If \(\sqrt 5 = 2.236{ \text{,}}\)   then the value of \(\frac{1}{{\sqrt 5 }} \) is = ?

 

  • 1] 0.367
  • 2] 0.447
  • 3] 0.745
  • 4] None of these
Solution
2
Discuss

\(\frac{1}{{\left( {\sqrt 9 - \sqrt 8 } \right)}} -   \frac{1}{{\left( {\sqrt 8 - \sqrt 7 } \right)}} +   \frac{1}{{\left( {\sqrt 7 - \sqrt 6 } \right)}} -   \frac{1}{{\left( {\sqrt 6 - \sqrt 5 } \right)}} +   \frac{1}{{\left( {\sqrt 5 - \sqrt 4 } \right)}}\)   is equal to ?

 

  • 1]

    0

  • 2]

    1/3

  • 3]

    1

  • 4]

    5

Solution
3
Discuss

If \(\sqrt y = 4x{ \text{}}   \) then \(\frac{{{x^2}}}{y}\) is = ?

 

  • 1]

    2

  • 2]

    1/16

  • 3]

    1/4

  • 4]

    4

Solution
4
Discuss

Which smallest number must be added to 710 so that the sum is a perfect cube ?

  • 1] 11
  • 2] 19
  • 3] 21
  • 4] 29
Solution
5
Discuss

\({\left( {15} \right)^2} + {\left( {18} \right)^2} - 20 = \sqrt ? \)

 

  • 1] 22
  • 2] 23
  • 3] 529
  • 4] 279841
  • 5] None of these
Solution
6
Discuss

1250 oranges were distributed among a group of girls of a class. Each girl got twice as many oranges as the number of girls in that group. The number of girls in the group was = ?

  • 1] 25
  • 2] 45
  • 3] 50
  • 4] 100
Solution
7
Discuss

Find the square root of 3 upto three decimal places

  • 1]

    1.732

  • 2]

    2.732

  • 3]

    1.222

  • 4]

    1.414

Solution
8
Discuss

Given \(\sqrt 5 = 2.2361,   \sqrt 3 = 1.7321{ \text{,}}   then \frac{1}{{\sqrt 5 - \sqrt 3 }}\)   is equal to ?

 

  • 1] 1.98
  • 2] 1.984
  • 3] 1.9841
  • 4] 2
Solution
9
Discuss

\(\sqrt {1.5625} = ?\)

 

  • 1] 1.05
  • 2] 1.25
  • 3] 1.45
  • 4] 1.55
Solution
10
Discuss

The square root of 64009 is:

  • 1] 253
  • 2] 347
  • 3] 363
  • 4] 803
Solution
# Quiz