A can do a piece of work in 90 days, B in 40 days and C in 12 days. They work for a day each in turn i.e., first day A d…

Five men are working to complete a work in 15 days. After five days 10 women are accompanied by them to complete the wor…

Subhash can copy 50 pages in 10 hours; Subhash and Prakash together can copy 300 pages in 40 hours. In how much time can…

A can complete $$\frac{1}{3}$$ of a work in 5 days and B, $$\frac{2}{5}$$ of the work in 10 days. In how many days bot…

45 men can complete a piece of work in 16 days. Four days they started working , 36 more men joined them. How many days …

x does $$\frac{1}{4}$$ of a job in 6 days. y completes rest of the job in 12 days. Then x and y could complete the job …

A and B together can do a piece of work in 30 days, B and C together can do it in 20 days, A starts the work and works o…

If 16 men or 20 women can do a piece of work in 25 days. In what time will 28 men and 15 women do it ?