Q1. A can do a work in 30 days and B in 40 days They together work for 12 days and work is completed by C in 3 days Find in how many days C can do the same work alone

Q2. A B and C can all together do piece of work in 10 days in which B takes three times as long as A and C together do the work and C takes twice as long as A and B together take to do the work In how many days B can alone do the work

Q3. P and Q were assigned to do a work for an amount of 1200 P alone can do it in 15 days while Q can do it in 12 days With the help of R they finish the work in 6 days Find the share if C

Q4. A B and C can all together do piece of work in 20 days in which B takes twice as long as A and C together do the work and C takes twice as long as A and B together take to do the work In how many days B can alone do the work

Q5. 12 children and 15 men complete a certain piece of work in 7 days If each child takes twice the time taken by a man to finish the work in how many days will 14 men finish the same work