If 40 men can complete a job in 6 days, then find the number fo days taken by 60 men to complete it.

If 12 men can finish a work in 20 days , then find the number of days required to complete the same work by15 men .

Five men or ten women can complete a job in 20 days. In how many days can 3 men and 4 women complete it ?

Where 6 men and 9 women can complete a piece of work in 10 days, What is the time taken by 4 men and 6 women to complete it ?

Five men or ten women can complete a job in 20 days. Find the time in which four men and four women can complete it (in days)

24 men can complete a job in 20 days. The number of men required to complete the job in 16 days is :

24 men can complete a job in 40 days. The number men required to complete the job in 32 days is :