Quiz Discussion

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

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

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

• 1]

  

• 2]

  

• 3]

  

• 4]

  

[(?)2 + (18)2] ÷ 125 = 3.56

• 1] 11
• 2] 12
• 3] 14
• 4] 15
• 5] None of these

47.7 × 12.4 × 8.6 = ?

• 1] 5086.728
• 2] 5218.668
• 3] 5708.428
• 4] 6180.656
• 5] None of these

32.4 × 11.5 × 8.5 = ?

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

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

• 1]

  63/487

• 2]

  119/993

• 3]

  125/999

• 4]

  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

The sum of  is

• 1]

  

• 2]

  

• 3]

  

• 4]

  

\(\frac{{0.0203 \times 2.92}}{{0.0073 \times 14.5 \times 0.7}} = ?\)

• 1] 0.8
• 2] 1.45
• 3] 2.40
• 4] 3.25