Q1. 2 groups A and B contain some people each Efficiencies of all people in group A is same while that in group B is same 3 workers from group A and 6 from group B can complete the work in 20 days 8 workers from group A and 4 from group B can complete the work in 10 days Find the number of days in which 1 person from each group can complete the work working together

Q2. 20 man take 10 days to complete a job working at the rate of 5 hr day How much time would 15 men who work for 8 hr day take to complete the same job

Q3. 24 men take 12 days to complete a piece of work They worked for a period of 4 days After that they were joined by 8 more men How many more days will be taken by them to complete the remaining work

Q4. 3 men and 4 women can complete a piece of work in 12 while the same is finished by 2 men and one woman in 15 days A boy who is 25 less efficient than that of man can complete the piece of work in how many days

Q5. Ramesh and Ram can do a piece of work in 24 and 30 days respectively They both started and worked for 6 days Ram then leaves the work and another their friend Rohit joins the work and completed the remaining work with Ramesh in 11 days Find how many days are taken by Rohit alone to finish the work