Quiz Discussion

If A, B and C can complete a piece of work in 6 days. If A can work twice faster than B and thrice faster then C, than the number of days C alone can complete the work is ?

• 1] 44 days
• 2] 33 days
• 3] 22 days
• 4] 11 days

18 men can complete a piece of work in 63 days. 9 women take 189 days to complete the same piece of work. How many days will 4 men, 9 women and 12 children together take to complete the piece of work if 7 children alone can complete the piece of work in 486 days ?

• 1] 54 days
• 2] 63 days
• 3] 76 days
• 4] 81 days
• 5] None of these

If 10 persons can do a job in 20 days, then 20 person with twice the efficiency can do the same job in:

• 1] 5 days
• 2] 40 days
• 3] 10 days
• 4] 20 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]

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

40 men can complete a piece of work in 15 days. 20 more men joined them after 5 days they start doing work. How many days will be required by them to finish the remaining work ?

• 1]

  ${ \text{7}}\frac{2}{3}{ \text{ days}}$

• 2]

  ${ \text{6}}\frac{1}{5}{ \text{ days}}$

• 3]

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

• 4]

  ${ \text{6}}\frac{2}{3}{ \text{ days}}$