Q1. 9 men and 12 women can complete the job in 12 days In how many days can 3 men and 4 women finish the same job working together

Q2. A and B completes a work together in 40 days their efficiency is in the ratio of 8 5 A alone can complete the work in how many days

Q3. A and B each working alone can do a work in 12 and 36 days respectively They started the work together but A left after sometime and B finished the remaining work in 4 days After how many days from the start did A leave

Q4. A can do 1 3rd of a work in 5 days and B can do 2 5th of this work in 10 days Both A and B together can do the work in

Q5. If 12 persons can complete 3 5 of a work in 10 days then find the number of persons required to complete the remaining work in 10days