Quiz Discussion

Eight people are planning to share equally the cost of a rental car. If one person withdraws from the arrangement and the others share equally the entire cost of the car, then the share of each of the remaining persons increased by:

• 1]

  1/7

• 2]

  1/8

• 3]

  1/9

• 4]

  7/8

• 5]

  None of these

${ \text{If }}x = \frac{1}{{2 + \frac{1}{2}}}{ \text{ then }}\frac{1}{x} = ?$

• 1]

  2/5

• 2]

  5/2

• 3]

  3/5

• 4]

  1/2

The value of $\frac{5}{{1\frac{7}{8}{ \text{of 1}}\frac{1}{3}}} \times \frac{{2\frac{1}{{10}}}}{{3\frac{1}{2}}}{ \text{ of 1}}\frac{1}{4} = ?$

• 1]

  $1\frac{1}{2}$

• 2]

  0.05

• 3]

  1

• 4]

  2

$\left( {\frac{{785 \times 785 \times 785 + 435 \times 435 \times 435}}{{785 \times 785 + 435 \times 435 - 785 \times 435}}} \right)$       simplifies to = ?

• 1] 350
• 2] 785
• 3] 1220
• 4] 1320

The Value of ($\sqrt {6} + \sqrt {10} - \sqrt {21} - \sqrt {35}) × (\sqrt {6} - \sqrt {10} + \sqrt {21} - \sqrt {35}$) = ?

• 1] 27
• 2] 18
• 3] 40
• 4] 10