Quiz Discussion

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 = ?

 

Course Name: Quantitative Aptitude

  • 1] 0
  • 2] 1
  • 3] 3
  • 4] 9
Solution
No Solution Present Yet

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# Quiz
1
Discuss

The value of \({ \text{5}}\frac{1}{3} \div 1\frac{2}{9} \times \frac{1}{4}  \left( {10 + \frac{3}{{1 - \frac{1}{5}}}} \right)\)   = ?

 

  • 1]

    15

  • 2]

    67/25

  • 3]

    128/11

  • 4]

    128/99

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

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
4
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
5
Discuss

David gets on the elevator at the 11th floor of a building and rides up at the rate of 57 floors per minute. At the same time, Albert gets on an elevator at the 51st floor of the same building and rides down at the rate of 63 floors per minute. If they continue travelling at these rates, then at which floor will their paths cross ?

  • 1] 19th floor
  • 2] 28th floor
  • 3] 30th floor
  • 4] 37th floor
Solution
6
Discuss

(755.0% of 523.0) / 777.0 = x

  • 1]

    6

  • 2]

    4

  • 3]

    3

  • 4]

    5

Solution
7
Discuss

If a*b= ab/a+b, find the value of 3*(3*-1)

  • 1]

    -1

  • 2]

    1

  • 3]

    3

  • 4]

    -3

Solution
8
Discuss

If \( \left( {x + \frac{1}{x}} \right){ \text{ = }}\sqrt {13} { \text{,}} \)    then the value of \(\left( {{x^3} - \frac{1}{{{x^3}}}} \right)\)  is = ?

 

  • 1] 26
  • 2] 27
  • 3] 30
  • 4] 36
Solution
9
Discuss

If \(\root 3 \of {{3^n}} { \text{ = 27,}}\)  then the value of n is = ?

 

  • 1] 9
  • 2] 6
  • 3] 1
  • 4] 3
Solution
10
Discuss

What is \(\frac{{\frac{7}{8} \times \frac{7}{8} + \frac{5}{6} \times \frac{5}{6} + \frac{7}{8} \times \frac{5}{3}}}{{\frac{7}{8} \times \frac{7}{8} - \frac{5}{6} \times \frac{5}{6}}}\)     equal to ?

 

  • 1]

    41/24

  • 2]

    1/24

  • 3]

    41

  • 4]

    None of these

Solution
# Quiz