Quiz Discussion

\(\frac{{4.2 \times 4.2 - 1.9 \times 1.9}}{{2.3 \times 6.1}}\)    is equal to:

• 1] 0.5
• 2] 1
• 3] 20
• 4] 22

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

• 1]

  63/487

• 2]

  119/993

• 3]

  125/999

• 4]

  None of these

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

The arrangement of rational numbers, -7/10, 5/-8, 2/-3  in ascending order is :

• 1]

  

• 2]

  

• 3]

  

• 4]

  

534.596 + 61.472 - 496.708 = ? + 27.271

• 1] 62.069
• 2] 72.089
• 3] 126.631
• 4] 132.788
• 5] None of these

If 2994 ÷ 14.5 = 172, then 29.94 ÷ 1.45 = ?

• 1] 0.172
• 2] 1.72
• 3] 17.2
• 4] 172

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

• 1]

  2/5

• 2]

  1/3

• 3]

  1/15

• 4]

  31/50

Express 1999/2111 in decimal :

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

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

• 1]

  2/11

• 2]

  4/11

• 3]

  2/33

• 4]

  4/33