Quiz Discussion

5/9 of a number is equal to twenty five percent of second number. Second number is equal to 1/4 of third number. The value of third number is 2960. What is 30% of first number ?

• 1] 99.9
• 2] 88.8
• 3] 77.7
• 4] None of these

The value of $\left( {\frac{{0.943 \times 0.943 - 0.943 \times 0.057 + 0.057 \times 0.057}}{{0.943 \times 0.943 \times 0.943 + 0.057 \times 0.057 \times 0.057}}} \right)$ is :

• 1] 0.32
• 2] 0.886
• 3] 1.1286
• 4] None of these

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

• 1] 2
• 2] 4
• 3] 6
• 4] 8

      is equal to :

• 1]

  1/2

• 2]

  1/3

• 3]

  2

• 4]

  10

$3.\overline {87} - 2.\overline {59} = ?$

• 1]

  1.20

• 2]

  $1.\overline 2$

• 3]

  $1.\overline {27}$

• 4]

  $1.\overline {28}$