Q1. A can do a piece of work in 8 days while B alone can do it in 12 days They work together for 4 days and the remaining work is completed by C alone in 2 days They are paid Rs7 200 for the completion of the entire work The earnings of A B and C respectively are

Q2. P and Q together can complete a job in 90days Q and R takes 60 days to complete the same work and P and R will take 45 days to complete the same work How much time will P Q and R will take to complete the work together

Q3. Bobby and Billy can complete a job in 28 days and 20 days respectively They work together for 5 days after which Billy leaves the job In how many days did Bobby alone complete the rest of the job

Q4. A and B can do a piece of work in 12 days A is one and a half times more efficient than B In how many days does A complete the work independently

Q5. 16 men can complete a piece of work in 25 days In how many days can 20 men complete that piece of work