Quiz Discussion

If \(\left( {a + \frac{1}{a}} \right) = 6,    then \left( {{a^4} + \frac{1}{{{a^4}}}} \right)\)   = ?

 

Course Name: Quantitative Aptitude

  • 1] 1154
  • 2] 1158
  • 3] 1160
  • 4] 1164
Solution
No Solution Present Yet

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# Quiz
1
Discuss

The value of \(\frac{{\sqrt {80} - \sqrt {112} }}{{\sqrt {45} - \sqrt {63} }} = ?\)

 

  • 1]

    3/4

  • 2]

    \(1\frac{3}{4}\)

  • 3]

    \(1\frac{1}{3}\)

  • 4]

    \(1\frac{7}{9}\)

Solution
2
Discuss

\(\left( {\frac{{785 \times 785 \times 785 + 435 \times 435 \times 435}}{{785 \times 785 + 435 \times 435 - 785 \times 435}}} \right)\)       simplifies to = ?

 

  • 1] 350
  • 2] 785
  • 3] 1220
  • 4] 1320
Solution
3
Discuss

The least number that must be subtracted from 63522 to make the result a perfect square is = ?

  • 1] 18
  • 2] 20
  • 3] 24
  • 4] 30
Solution
4
Discuss

Evaluate : \({{ - {{\left( {4 - 6} \right)}^2} - 3\left( { - 2} \right) + \left| { - 6} \right|} \over {18 - 9 \div 3 \times 5}}\)

 

  • 1]

    \(\frac{3}{8}\)

  • 2]

    \(\frac{4}{7}\)

  • 3]

    \(\frac{8}{3}\)

  • 4]

    \(\frac{7}{4}\)

Solution
5
Discuss

\(4\frac{4}{5} \div 6\frac{2}{5} = ?\)

 

  • 1]

    3/4

  • 2]

    5/7

  • 3]

    5/8

  • 4]

    7/11

  • 5]

    None of these

Solution
6
Discuss

The cost of 5 pendants and 8 chains is Rs. 145785. What would be the cost of 15 pendants and 24 chains ?

  • 1] Rs. 325285
  • 2] Rs. 439355
  • 3] Rs. 550000
  • 4] Cannot be determined
  • 5] None of these
Solution
7
Discuss

\(\sqrt {\frac{{{{\left( {0.03} \right)}^2} + {{\left( {0.21} \right)}^2} + {{\left( {0.065} \right)}^2}}}{{{{\left( {0.003} \right)}^2} + {{\left( {0.021} \right)}^2} + {{\left( {0.0065} \right)}^2}}}}\)

 

  • 1] 0.1
  • 2] 10
  • 3] 102
  • 4] 103
Solution
8
Discuss

If \(\left( {x + \frac{1}{x}} \right) = 3,\)    then \(\left( {{x^2} + \frac{1}{{{x^2}}}} \right)\)   is = ?

 

  • 1]

    10/3

  • 2]

    82/9

  • 3]

    7

  • 4]

    11

Solution
9
Discuss

Solve 14 × 627 ÷ \(\sqrt {\left( {1089} \right)} \)   = (?)3 + 141

 

  • 1] 5√5
  • 2] (125)2
  • 3] 25
  • 4] 5
  • 5] None of these
Solution
10
Discuss

\(\left( {x + \frac{1}{x}} \right)\left( {x - \frac{1}{x}} \right)\left( {{x^2} + \frac{1}{{{x^2}}} - 1} \right)\left( {{x^2} + \frac{1}{{{x^2}}} + 1} \right)\)   is equal to ?

 

  • 1]

    \({x^6} - \frac{1}{{{x^6}}}\)

  • 2]

    \({x^8} - \frac{1}{{{x^8}}}\)

  • 3]

    \({x^6} + \frac{1}{{{x^6}}}\)

  • 4]

    \({x^8} + \frac{1}{{{x^8}}}\)

Solution
# Quiz