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 value of (1.25)³ - 2.25 (1.25)² + 3.75 (0.75)² - (0.75)³ is :

• 1]

  1

• 2]

  1/2

• 3]

  1/4

• 4]

  1/8

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 is equal to 3.14 x 106 ?

• 1] 314
• 2] 3140
• 3] 3140000
• 4] None of these

Which of the following has fractions in ascending order?

• 1]

  2/3,3/5,7/9,9/11,8/9

• 2]

   

  3/5,2/3,9/11,7/9,8/9

• 3]

   

  3/5,2/3,7/9,9/11,8/9

• 4]

   

   8/9,9/11,7/9,2/3,3/5

58.621 - 13.829 - 7.302 - 1.214 = ?

• 1] 31.254
• 2] 35.272
• 3] 36.276
• 4] 37.281
• 5] None of these

\(\frac{{{{\left( {0.013} \right)}^3} + 0.000000343}}{{{{\left( {0.013} \right)}^2} - 0.000091 + 0.000049}} = \,?\) = ?

• 1] 0.002
• 2] 0.020
• 3] 0.021
• 4] 0.023

Which of the following has fractions in ascending order ?

• 1]

  \(\frac{2}{3},\frac{3}{5},\frac{7}{9},\frac{9}{{11}},\frac{8}{9}\)

• 2]

  \(\frac{3}{5},\frac{2}{3},\frac{9}{11},\frac{7}{{9}},\frac{8}{9}\)

• 3]

  \(\frac{3}{5},\frac{2}{3},\frac{7}{9},\frac{9}{{11}},\frac{8}{9}\)

• 4]

  \(\frac{8}{9},\frac{9}{11},\frac{7}{9},\frac{2}{{3}},\frac{3}{5}\)

• 5]

  \(\frac{8}{9},\frac{9}{11},\frac{7}{9},\frac{3}{{5}},\frac{2}{3}\)

Express 1999/2111 in decimal :

• 1] 0.893
• 2] 0.904
• 3] 0.946
• 4] 0.986

0.04 x 0.0162 is equal to:

• 1] 6.48 x 10-3
• 2] 6.48 x 10-4
• 3] 6.48 x 10-5
• 4] 6.48 x 10-6