If 2 men or 6 women or 4 boys can finish a work in 99 days, how many days will one man, one woman and one boy together t…

A can do a certain work in 12 days. B is 60% more efficient then A. How many days will B and A together take to do the s…

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio be…

16 men can finish a work in 24 days and 48 boys can finish the same work in 16 days. 12 men started the work and after 4…

Working 5 hours a day, A can Complete a work in 8 days and working 6 hours a day, B can complete the same work in 10 day…

A and B together can do a piece of work in 8 days, B and C together in 10 days, while C and A together in 6 days, if the…

10 men working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same …

A and B can do a job in 7 days. A is $${\text{1}}\frac{3}{4}$$ times as efficient as B. The same job can be done by A a…