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18 men or 36 boys working 6 hours a day can plough a field in 24 days. In how many days will 24 men and 24 boys working 9 hours a day plough thesame field ?
18 men or 36 boys working 6 hours a day can plough a field in 24 days. In how many days will 24 men and 24 boys working 9 hours a day plough the same field ?
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.
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?
চারটি সমানুপাতিক রাশির প্রান্তীয় রাশি দুটির গুনফল ২০০। প্রথম রাশিঃ দ্বিতীয় রাশি= ১ঃ২, দ্বিতীয় রাশিঃচতুর্থ রাশি= ১ঃ৪। তৃতীয় রাশিটি কত?
The work done by a woman in 8 hours is equal to the work done by a man in 6 hours and by a boy in 12 hours. If working 6 hours per day 9 men can complete a work in 6 days, then in how many days can 6 men, 6 women and 6 boy’s together finish the same work, working 8 hours per day
The work done by a women in 8 hours is equal to the work done by a man in 6 hours and by a boy in 12 hours. If working 6 hours per day 9 men can complete a work in 6 days, then in how many days can 12 men, 12 women and 12 boys together finish the same work, working 8 hours per day ?
A company entrusts work to 16 men working 10 hours a day. This group can complete the work in 20 days. The company now entrust twice the work to 50 men working 4 hours a day. Assume that 2 men of the first group do as much work in 1 hour as 3 men of second group in \(1\frac{1}{2}\) hours. How many number of days will the second group take to complete the work?
In a factory, there are equal number of men and children. Men work 9 hours a day and children work 6 hours a day. In festive season, the work load goes up by 60%. Due to restriction on children, they can only work 6 hours a day. So the extra work is done by men. If the men and children are equally efficient, then what extra work hours are out on men every day?