Quiz Discussion

16 men can finish a piece of work in 49 days. 14 men started working and 8 days they could finish certain amount of work. If it is required to finish the remaining work in 24 days. How many more men should be added to the existing workforce ?

• 1] 21
• 2] 28
• 3] 16
• 4] 14

40 men can complete a piece of work in 18 days. Eight days after they started working together, 10 more men joined them. How many days will they now take to complete the remaining work ?

• 1] 6 days
• 2] 8 days
• 3] 10 days
• 4] 12 days

A completes $\frac{7}{{10}}$ of the work 15 days. Then he completes the remaining work the help of B in 4 days. The time required for A and B together to complete the entire work is = ?

• 1]

  ${ \text{8}}\frac{1}{4}{ \text{days}}$

• 2]

  $10\frac{1}{2}{ \text{days}}$

• 3]

  $12\frac{2}{3}{ \text{days}}$

• 4]

  $13\frac{1}{3}{ \text{days}}$

A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in:

• 1]

  20 days

• 2]

  $22\frac{1}{2}$ days

• 3]

  25 days

• 4]

  30 days

12 men can do a piece of work in 15 days and 20 women can do the same work in 12 days. In how many days can 5 men and 5 women complete the same work ?

• 1]

  ${ \text{20}}\frac{4}{7}{ \text{ days}}$

• 2]

  ${ \text{2}}\frac{4}{7}{ \text{ days}}$

• 3]

  ${ \text{20}}\frac{3}{7}{ \text{ days}}$

• 4]

  18 days