Quiz Discussion

The greatest 4 digit number which is a perfect square, is = ?

Course Name: Quantitative Aptitude

  • 1] 9999
  • 2] 9909
  • 3] 9801
  • 4] 9081
Solution
No Solution Present Yet

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# Quiz
1
Discuss

If \(\frac{p}{a} + \frac{q}{b} + \frac{r}{c} = 1\)     and \(\frac{a}{p} + \frac{b}{q} + \frac{c}{r} = 0\)     where a, b, c, p, q, r are non-zero real numbers, then \(\frac{{{p^2}}}{{{a^2}}} + \frac{{{q^2}}}{{{b^2}}} + \frac{{{r^2}}}{{{c^2}}}\)    is equal to = ?

 

  • 1] 0
  • 2] 1
  • 3] 3
  • 4] 9
Solution
2
Discuss

A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be:

  • 1] 22
  • 2] 23
  • 3] 24
  • 4] 26
Solution
3
Discuss

If \(\left( {x - \frac{1}{x}} \right){ \text{ = }}\sqrt {21} { \text{,}} \)    then the value of \(\left( {{x^2} + \frac{1}{{{x^2}}}} \right) \left( {x + \frac{1}{x}} \right)\) is = ?

 

  • 1] 42
  • 2] 63
  • 3] 115
  • 4] 120
  • 5] 125
Solution
4
Discuss

If the expression \({ \text{2}}\frac{1}{2}{ \text{ of }}\frac{3}{4} \times \frac{1}{2} \div \frac{3}{2} + \frac{1}{2} \div \frac{3}{2}\left[ {\frac{2}{3} - \frac{1}{2}{ \text{ of }}\frac{2}{3}} \right]\) is simplified, we get -

 

  • 1]

    1/2

  • 2]

    7/8

  • 3]

    \({ \text{1}}\frac{5}{8}\)

  • 4]

    \({ \text{2}}\frac{3}{5}\)

Solution
5
Discuss

If 45 - [28 - {37 - (15 - *)}]  then * equal to?

 

  • 1] -29
  • 2] -19
  • 3] 19
  • 4] 29
Solution
6
Discuss

\({ \text{If }}\left( {{n^r} - tn + \frac{1}{4}} \right)\)     be a perfect square, then the values of t are = ?

 

  • 1] ± 2
  • 2] 1, 2
  • 3] 2, 3
  • 4] ± 1
Solution
7
Discuss

The simplified value of

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

If \(\left( {4{b^2} + \frac{1}{{{b^2}}}} \right){ \text{ = 2,}} \)    then \(\left( {8{b^3} + \frac{1}{{{b^3}}}} \right)\)   = ?

 

  • 1] 0
  • 2] 1
  • 3] 2
  • 4] 5
Solution
9
Discuss

If \(\left( {x + \frac{1}{x}} \right){ \text{ = 2,}}\)    then \(\left( {x - \frac{1}{x}} \right)\)   is equal to = ?

 

  • 1] 0
  • 2] 1
  • 3] 2
  • 4] 5
Solution
10
Discuss

There are two examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same. If 20 candidates are sent from B to A, then the number of students in A is double the number of students in B. The number of students in room A is:

  • 1] 20
  • 2] 80
  • 3] 100
  • 4] 200
  • 5] None of these
Solution
# Quiz