2 years ago in Time and Work

# 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?

[A] 260
[B] 240
[C] 280
[D] 520

Attempted 0
Correct 0
Incorrect 0
Viewed 0

## Related Questions

• [A] 6:20 PM
• [B] 6:30 PM
• [C] 6:36 PM
• [D] 6:42 PM

### A is twice efficient than B. A and B can both work together to complete a work in 7 days. Then find in how many days A alone can complete the work?

• [A] 10.5
• [B] 11
• [C] 14
• [D] 21
• [E] None of these

### At a Tech Pvt Ltd. there are some engineering students employed as trainee engineers, belong to two eminent institutions of India. One group belongs to IIT and another to NIT. Each student of IIT works for 10 hours a day till 60 days and each student of NIT works for 8 hours a day till 80 days on the two same project. The ratio of students of IIT and that of NIT is 4:5 respectively. Students of which institution is slower in work and by how much?

• [A] IITian is 20% less efficient
• [B] NITian is 33.33% less efficien
• [C] NIT is 25% less efficient
• [D] IIT is 33.33% less efficient
• [E] Cannot be determined

• [A] 18 days
• [B] 24 days
• [C] 30 days
• [D] 36 days

• [A] 30 days
• [B] 35 days
• [C] 40 days
• [D] 45 days