Peri needs 4 hours to complete a work. His friend Yuvan needs 6 hours to complete the same work. How long will take to complete if they work together?

If man A complete a work in 10 days & man B complete the same work in 15 days , in how many days the work is completed if they work together ?

A alone can complete a work in 12 days. A and B together can complete it in 8 days. How long will B alone take to complete the work?

A can complete a work in 'm' days and B can complete it in 'n' days. How many days will it take to complete the work if both A and B work together?

8 Women can complete a work in 15 h. In how many hours. Will 12 women complete the same work ?

Two workers A and B are engaged to do a piece of work. Working alone, A takes 8 hours more to complete the work than if both worked together. On the other hand, working alone, B would need 4(1)/(2) hours more to complete the work than if both worked together. How much time would they take to complete the job working together?

Two workers A and B are engaged to do a piece of work.Working alone, A takes 8 hours more to complete the workthan if both worked together. On the other hand, workingalone, B would need 4 1/2 hours more to complete the work than if both worked together. How much time would they take tocomplete the job working together?

Sunny and Paula can complete a piece of work together in 12 hours. While Paula takes 18 hours to complete the work 2 alone, another individual, Jane, takes 45 hours to complete the same piece of work alone. How many hours would it take Sunny and Jane to complete the same work together ?