20 women can complete a work in 4 days and 15 men can complete the same work in 6 days. How many days will 10 women and 15 men take to complete the Work?
A and B can together complete a job in 9 days; B and C can complete the same task in 18 days; A and C can complete the same task in 24 days. How long will it take to complete the task, if all three work together?
Ram and Menaka can complete a bridge in 84 and 108 days respectively. They completed the same bridge in 12 days with the help of Shyam. How many days will Shyam take to complete the bridge,if he works alone?
15 men can do a job in 12 days. In how many days can 10 men do thrice as much Work?
Person A can complete the job in 12 days. Person B is 60% more efficient than A. If B works alone, then in how many days can B complete the job?
