Quiz Discussion

Three fifth of the square of a certain number is 126.15, What is the number?

Course Name: Quantitative Aptitude

  • 1]

    210.25

  • 2]

    75.69

  • 3]

    14.5

  • 4]

    145

Solution
No Solution Present Yet

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# Quiz
1
Discuss

The square root of (2722−1282) is

  • 1]

    144

  • 2]

    200

  • 3]

    240

  • 4]

    256

Solution
2
Discuss

If \(\sqrt 2 = 1.414{ \text{,}}   \) the square root of \(\frac{{\sqrt 2 - 1}}{{\sqrt 2 + 1}}\)  is nearest to = ?

 

  • 1] 0.172
  • 2] 0.414
  • 3] 0.586
  • 4] 1.414
Solution
3
Discuss

\( \root 3 \of {\sqrt {0.000064} } = ?\)

 

  • 1] 0.02
  • 2] 0.2
  • 3] 2
  • 4] None of these
Solution
4
Discuss

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

 

  • 1] 0.1039
  • 2] 0.2078
  • 3] 1.1039
  • 4] 2.1039
Solution
5
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
6
Discuss

The value of \(\sqrt {0.121} \)   is = ?

 

  • 1] 0.011
  • 2] 0.11
  • 3] 0.347
  • 4] 1.1
Solution
7
Discuss

While solving a mathematical problem, Samidha squared a number and then subtracted 25 from it rather than the required i.e., first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number ?

  • 1] 13
  • 2] 38
  • 3] 48
  • 4] Cannot be determined
  • 5] None of these
Solution
8
Discuss

\(1728 \div \root 3 \of {262144} \times ? - 288\)      = 4491

 

  • 1] 148
  • 2] 156
  • 3] 173
  • 4] 177
Solution
9
Discuss

If \(3\sqrt 5 + \sqrt {125} \)   = 17.88, then what will be the value of \(\sqrt {80} + 6\sqrt 5 ?\)

 

  • 1] 13.41
  • 2] 20.46
  • 3] 21.66
  • 4] 22.35
Solution
10
Discuss

\(\sqrt {11881} \times \sqrt ? = 10137\)

 

  • 1] 8281
  • 2] 8649
  • 3] 9216
  • 4] 9409
  • 5] None of these
Solution
# Quiz