3 years ago in Time and Work

# If 2 men or 5 women or 4 boys can do a piece of work in 52 days, then the same piece of work will be done by 1 man, 1 woman and 1 boy in:

[A] 48 days
[B] 36 days
[C] 45 days
[D] 50 days

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## Related Questions

• [A] 60
• [B] 45
• [C] 40
• [D] 30

### Two persons having different productivity of labour, working together can reap a field in 2 days. If one-third of the field was reaped by the first man and rest by the other one working alternatively took 4 days. How long did it take for the faster person to reap the whole field working alone?

• [A] 3
• [B] 6
• [C] 8
• [D] 12
• [E] None of these

• [A] 2400
• [B] 4500
• [C] 1200
• [D] 7200

### A certain number of men can finish a piece of work in 10 days. If however there were 10 men less it will take 10 days more for the work to be finished. How many men were there originally?

• [A] 10 men
• [B] 13 men
• [C] 15 men
• [D] 20 men
• [E] none of these

### Machine A produces bolts at a uniform rate of 120 every 40 second, and Machine B produces bolts at a uniform rate of 100 every 20 seconds. If the two machines run simultaneously, how many seconds will it take for them to produce a total of 200 bolts?

• [A] 20 seconds
• [B] 24 seconds
• [C] 26 seconds
• [D] 25 seconds
• [E] 30 seconds