Quiz Discussion

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

• 1] 2
• 2] 4
• 3] 6
• 4] 8

The price of commodity X increases by 40 paise every year, while the price of commodity Y increases by 15 paise every year. If in 2001, the price of commodity X was Rs. 4.20 and that of Y was Rs. 6.30, in which year commodity X will cost 40 paise more than the commodity Y ?

• 1]

  2010

• 2]

  2011

• 3]

  2012

• 4]

  2013

What is difference between biggest and smallest fraction among 2/3, 3/4, 4/5 and 5/6

• 1]

  2/5

• 2]

  3/5

• 3]

  1/6

• 4]

  1/7

Which of the following are in descending order of their value ?

• 1]

  \(\frac{1}{3},\frac{2}{5},\frac{3}{7},\frac{4}{5},\frac{5}{6},\frac{6}{7}\)

• 2]

  \(\frac{1}{3},\frac{2}{5},\frac{3}{5},\frac{4}{7},\frac{5}{6},\frac{6}{7}\)

• 3]

  \(\frac{1}{3},\frac{2}{5},\frac{3}{5},\frac{4}{6},\frac{5}{7},\frac{6}{7}\)

• 4]

  \(\frac{6}{7},\frac{5}{6},\frac{4}{5},\frac{3}{7},\frac{2}{5},\frac{1}{3}\)

The value of \(\frac{{3.157 \times 4126 \times 3.198}}{{63.972 \times 2835.121}}\)    is closest to :

• 1] 0.002
• 2] 0.02
• 3] 0.2
• 4] 2

The value of \(\left( {\frac{{0.1 \times 0.1 \times 0.1 + 0.02 \times 0.02 \times 0.02}}{{0.2 \times 0.2 \times 0.2 + 0.04 \times 0.04 \times 0.04}}} \right) \)      is :

• 1] 0.5
• 2] 0.25
• 3] 0.125
• 4] 0.0125

The sum of  is

• 1]

  

• 2]

  

• 3]

  

• 4]

  

34.95 + 240.016 + 23.98 = ?

• 1] 298.0946
• 2] 298.111
• 3] 298.946
• 4] 299.09

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

• 1]

  63/487

• 2]

  119/993

• 3]

  125/999

• 4]

  None of these

Which of the following fractions lies between 2/3 and 3/5 = ?

• 1]

  2/5

• 2]

  1/3

• 3]

  1/15

• 4]

  31/50