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 expression (11.98 × 11.98 + 11.98 × X + 0.02 × 0.02) will be a perfect square for X equal to:

• 1] 0.02
• 2] 0.2
• 3] 0.04
• 4] 0.4

32.4 × 11.5 × 8.5 = ?

• 1] 3149.5
• 2] 3129.1
• 3] 3167.1
• 4] 3162.5
• 5] None of these

If \(\frac{{144}}{{0.144}} = \frac{{14.4}}{x}\)   then the value of x is:

• 1] 0.0144
• 2] 1.44
• 3] 14.4
• 4] 144

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

• 1]

  63/487

• 2]

  119/993

• 3]

  125/999

• 4]

  None of these

The least among the following is:

• 1]

  0.2

• 2]

  1 ÷ 0.2

• 3]

  \(0.\overline 2 \)

• 4]

  (0.2)2

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

• 1]

  4/11

• 2]

  2/11

• 3]

  4/33

• 4]

  2/33

0.002 x 0.5 = ?

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

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

When 0.232323..... is converted into a fraction, then the result is:

• 1]

  1/5

• 2]

  2/9

• 3]

  23/99

• 4]

  23/100