4 senior employees and 9 junior employees together can complete a work in 8 days. It takes 36 days for one senior employee alone to complete the same work. How …
Fifteen employees complete a task in 9 days. After they have worked for 5 days, 5 more employees join them. How many days will they take to complete the remaining …
Nine labors can complete a work in 18 days. They started the work and after 6 days, four labors left. How many days will they take to complete the remaining …
18 girls can do a work in fifteen days. Thirteen boys can completed the same work in eleven days. What is the ratio between the capacity of girls and boys?
Ramya and Sneha can separately do a piece of work in 18 and 21 days respectively. They worked together for 7 days, after which Ramya was replaced by Swetha. If …