Q.1
Anuradha can do awork  in 30 hours and Nalini can do the same work in  45 hours. If both start to work together, work will be finished -

Q.2
Two workers can dug individually a trench in 20 hours and 25 hours. How many hours will take together to dig that trench ?

Q.3
A can do a work  in 12 days and B can do same work in 8 days, then A and B in how many days will do it’s twice job together ?

Q.4
A and B together can work in 4 hours. A work that in only 6 hours, then the only thing to B how long will it take?

Q.5
A can dug a trench in 1 hours and the size of the same trench is dug by B in quarter hours. A and B together work 8 hours per day to dug 72 trench, how many days will finish the work ?

Q.6
Brajesh, Ajay and Sudesh individual can complete a work in 20 days, 40 days and in 60 days. If they all three work together, then work out how many days will complete ?

Q.7
If A, B and C together finish a task respectively in 15, 10 and in 12 days, then all three together will accomplish this task in how many days?

Q.8
A can do $\frac{5}{8}$ part of a work in 15 days.  remaining work done by B in 5 days. if A and B together work,In how many days together complete it??

Q.9
A and B together a work in 8 days. A work alone in 24 days if B works alone in how many days it  will complete ?

Q.10
A, B and C together can complete a work in 20 days. If B and C can complete individually in 40 and in 50 days, in how many days A will complete that work alone?

Q.11
A and B can do a work  in 10 days and B & C can in 12 days and A and C can do same work in 15 days, then in how many days they three together will be able to do the same work  ?

Q.12
A and C do a job in 30 days, A and B in the 45 days and B & C in 60 days complete same work, then C alone how many days will it work?

Q.13
A can do a work by working 9 hours a day in 7 days. while B can finish that work by doing work 7 hours per day in 6 days. If both work $8\frac{2}{5}$ per day then in how many days it will finish?

Q.14
Ram could $\frac{2}{5}$ part of any work in 12 days and mohan can $\frac{3}{4}$ part of that work in 15 days. How many days will finish this work together ?

Q.15
Dinesh can finish $\frac{7}{10}$ part of a work in 14 days. later he finishes balance work in 2 days by help of suresh, then suresh alone will finish that work in how many days ?

Q.16
The ratio of capabilitiesof A and B are 4: 5. If A alone complete a work in 15 days, then B alone in  how many days will it work?

Q.17
A’s work capability is triple than B . If both work together work complete in 15 days, in how many days B will do the same?

Q.18
A’s work capability is triple than B and can finish any work befor 60 days than B. then in how many days both together will finish the work?

Q.19
A have the ability to work 4 times than B in a given time. If both  work together  in 28 days, then how many days A alone will it work?

Q.20
Ram has the ability to do doubled work than mohan. If Ram takes less than 9 days than mohan to do a work, then in how many days RAM alone will do that work?

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