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If 4 men can reap a field in 5 days working 9 hours a day, in how many days can 10 men reap the same field working 6 hours a day?
If 4 men can reap a field in 5 days working 9 hours a day, in how many hours can 10 men reap the same field working 3 days?
If 5 men and 3 women can reap 18 acre of crop in 4 days, 3 men and 2 women can reap 22 acre of crop in 8 days, then how many men are required to join 21 women to reap 54 acre of crop in 6 days ?
Working together, P, Q and R reap a field in 6 days. If P can do it alone in 10 days and Q in 24 days, in how many days will R alone be able to reap the field? A. 32 days B. 40 days C. 45 days D. 60 days
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?
30 men working 5 hours a day can do a task in 16 days. In how many days will 40 men working 6 hours a day do the same task? A. 12 days B. 10 days C. 15 days D. 18 days E. 20 days
2 men and 3 women working 7 hours a day finish a piece of work in 5 days; 4 men and 4 women working 3 hours a day do the same work in 7 days. Find the number of days in which the work is done by 7 men only, working 4 hours a day.
Working together P, Q and R reap a field in 6 days. If P can do it alone in 10 days and Q in 24 days, in how many days will R alone be able to reap the field?
If 15 men can reap a field in 35 days, in how many days will 21 men reap the field?
A private company entrusts work to 20 men working 12 hours a day. This group can complete the work in 24 Days. The company now wants to entrust twice the work to 60 men working 4 hours a day. Assume that 2 men of the first group do as much work in one hour as 3 men of the second group in 1 and 1/2 hours. How much number of days will the second group of men take to complete this work?