Quiz Discussion

What decimal of an hour is a second ?

• 1] .0025
• 2] .0256
• 3] .00027
• 4] .000126

Find the value of the following expression upto four places of decimals.

\(\left[ {1 + \frac{1}{{1 \times 2}} + \frac{1}{{1 \times 2 \times 4}} + \frac{1}{{1 \times 2 \times 4 \times 8}} + \frac{1}{{1 \times 2 \times 4 \times 8 \times 16}}} \right]\)

• 1] 1.6414
• 2] 1.6415
• 3] 1.6416
• 4] 1.6428

The least among the following is:

• 1]

  0.2

• 2]

  1 ÷ 0.2

• 3]

  \(0.\overline 2 \)

• 4]

  (0.2)2

3889 + 12.952 - ? = 3854.002

• 1] 47.095
• 2] 47.752
• 3] 47.932
• 4] 47.95

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

• 1] .0009
• 2] .09
• 3] .9
• 4] 9

The number 0.121212 ..... in the form p/q is equal to :

• 1]

  2/11

• 2]

  4/11

• 3]

  2/33

• 4]

  4/33

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

• 1] 2
• 2] 4
• 3] 6
• 4] 8

Which of the following fractions is greater than 3/4 and less than 5/6 ?

• 1]

  1/2

• 2]

  2/3

• 3]

  4/5

• 4]

  9/10

  = ?

• 1] 0.4
• 2] 1.2
• 3] 1.4
• 4] 4

Which part contains the fractions in ascending order ?

• 1]

  \(\frac{{11}}{{14}},\frac{{16}}{{19}},\frac{{19}}{{21}}\)

• 2]

  \(\frac{{16}}{{19}},\frac{{11}}{{14}},\frac{{19}}{{21}}\)

• 3]

  \(\frac{{16}}{{19}},\frac{{19}}{{21}},\frac{{11}}{{14}}\)

• 4]

  \(\frac{{19}}{{21}},\frac{{11}}{{14}},\frac{{16}}{{19}}\)