Quiz Discussion

639 persons can repair a road in 12 days working 5 hours a day. In how many days will 30 persons working 6 hours a day complete the work ?

• 1] 210 days
• 2] 213 days
• 3] 214 days
• 4] 215 days

A completed $\frac{7}{{10}}$of work in 15 days, then he completed the remaining work with the help of B in 4 days. In how many days A and B can complete the entire work together?

• 1]

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

• 2]

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

• 3]

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

• 4]

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

If 10 men or 20 boys can make 260 mats in 20 days, then how many mats will be made by 8 men and 4 boys in 20 days?

• 1] 260
• 2] 240
• 3] 280
• 4] 520

A takes 10 days less than the time taken by B to finish a piece of work. If both A and B can do it in 12 days, then the time taken by B alone to finish the work is = ?

• 1] 30 days
• 2] 27 days
• 3] 20 days
• 4] 25 days

12 monkeys can eat 12 bananas in 12 minutes. In how many minutes can 4 monkeys eat 4 bananas ?

• 1] 4 minutes
• 2] 10 minutes
• 3] 12 minutes
• 4] 8 minutes