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)

One man and 7 women can complete a job in 16 days. 19 men and 10 women can complete it in 3 days. Find the time in which 6 men and 6 women can complete it ( in days)

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

A job can be completed by 2 men, 3 women and 4 children in 15 days. The same work, can be completed by 9 women and 6 children in 10 days. If 1 man and 1 woman can complete it in 48 days . Find the time in which one man can complete it. ( in days)

Three men or five women can complete a piece of work in 8 days. In how many days can 6 men and 6 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 ?

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

In how manu days can the work be done by 9 men and 15 women ? (i) 6 men and 5 women can complete the cork in 6 days. (ii) 3 men and 4 women can complete the work in 10 days (iii) 18 men and 15 women can complete the work in 2 days.