Quiz Discussion

If 47.2506=4A+7/B+2C+5/D +6E then the value of 5A+3B+6C+D+3E is

• 1]

  53.6003

• 2]

  53.603

• 3]

  153.6003

• 4]

  213.003

Solve \({\left( {\frac{{18}}{4}} \right)^2} \times \left( {\frac{{455}}{{19}}} \right) \div   \left( {\frac{{61}}{{799}}} \right) = ?\)

• 1] 6320
• 2] 6400
• 3] 6350
• 4] 6430
• 5] 6490

Evalute \(:\frac{{{{\left( {2.39} \right)}^2} - {{\left( {1.61} \right)}^2}}}{{2.39 - 1.61}}\)

• 1] 2
• 2] 4
• 3] 6
• 4] 8

Solve : \(7\frac{1}{2} -  \left[ {2\frac{1}{4} ÷ \left\{ {1\frac{1}{4} - \frac{1}{2}\left( {1\frac{1}{2} - \frac{1}{3} - \frac{1}{6}} \right)} \right\}} \right]\)       = ?

• 1]

  2/9

• 2]

  \(4\frac{1}{2}\)

• 3]

  \(9\frac{1}{2}\)

• 4]

  \(1\frac{77}{228}\)

\(3.\overline {87} - 2.\overline {59} = ?\)

• 1]

  1.20

• 2]

  \(1.\overline 2 \)

• 3]

  \(1.\overline {27} \)

• 4]

  \(1.\overline {28} \)

The rational number for recurring decimal 0.125125.... is:

• 1]

  63/487

• 2]

  119/993

• 3]

  125/999

• 4]

  None of these

The numerator of a fraction is decreased by 25% and the denominator is increased by 250%. If the resultant fraction is 6/5, what is the original fraction?

• 1]

  22/5

• 2]

  24/5

• 3]

  27/6

• 4]

  28/5

• 5]

  30/11

The rational numbers lying between 1/3 and 3/4 are :

• 1]

  \(\frac{{117}}{{300}},\frac{{287}}{{400}}\)

• 2]

  \(\frac{{95}}{{300}},\frac{{301}}{{400}}\)

• 3]

  \(\frac{{99}}{{300}},\frac{{301}}{{400}}\)

• 4]

  \(\frac{{97}}{{300}},\frac{{299}}{{500}}\)

\(\frac{{.009}}{?} = .01\)

• 1] .0009
• 2] .09
• 3] .9
• 4] 9

0.002 x 0.5 = ?

• 1] 0.0001
• 2] 0.001
• 3] 0.01
• 4] 0.1