Quiz Discussion

The least perfect square, which is divisible by each of 21, 36 and 66 is:

 

Course Name: Quantitative Aptitude

  • 1] 213444
  • 2] 214344
  • 3] 214434
  • 4] 231444
Solution
No Solution Present Yet

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# Quiz
1
Discuss

\(\left( {\frac{{\sqrt {625} }}{{11}} \times \frac{{14}}{{\sqrt {25} }} \times \frac{{11}}{{\sqrt {196} }}} \right){\kern 1pt} \)     is equal to :

 

  • 1] 5
  • 2] 6
  • 3] 8
  • 4] 11
Solution
2
Discuss

By what least number 4320 be multiplied to obtain a number which is a perfect cube?

  • 1]

    35

  • 2]

    48

  • 3]

    50

  • 4]

    62

Solution
3
Discuss

The digit in the unit's place in the square root of 15876 is = ?

  • 1] 2
  • 2] 4
  • 3] 6
  • 4] 8
Solution
4
Discuss

The least perfect square number divisible by 3, 4, 5, 6 and 8 is = ?

  • 1] 900
  • 2] 1200
  • 3] 2500
  • 4] 3600
Solution
5
Discuss

If \(x = 3 + \sqrt 8 ,   \) then \({x^2} + \frac{1}{{{x^2}}}\) is equal to = ?

 

  • 1] 30
  • 2] 34
  • 3] 36
  • 4] 38
Solution
6
Discuss

If \(3a = 4b = 6c   \)  and \(a + b + c = 27\sqrt {29} { \text{,}}   \) then\( \sqrt {{a^2} + {b^2} + {c^2}} \)is ?

 

  • 1]

    \(3\sqrt {29} \)

  • 2]

    81

  • 3]

    87

  • 4]

    None of these

Solution
7
Discuss

If \({ \text{ }}2*3 = \sqrt {13} \)   and 3 * 4 = 5, then the value of 5 * 12 is ?

 

  • 1]

    \(\sqrt {17} \)

  • 2]

    \(\sqrt {29} \)

  • 3]

    12

  • 4]

    13

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

Evaluate -

  • 1]

    3

  • 2]

    5

  • 3]

    6

  • 4]

    6.4

Solution
10
Discuss

Value of \(\sqrt {0.01} \times \root 3 \of {0.008} - 0.02 \)    is = ?

 

  • 1] 0
  • 2] 1
  • 3] 2
  • 4] 3
Solution
# Quiz