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#1

A and B together can do a job in 4 days.If A can do job in 12 days if he works alone ,then how many days B alone take to complete the job?

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#2

A and B can do job in 8 days. B and C can do same job in 12 days.A,B and C together can do same job in 6 days.In how many days A and C together can complete the job?

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#3

A is twice as efficient as B and can complete a job in 30 days before B.In how much they can complete the job together?

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#4

A tank can be filled in 20 minutes.There is a leakage which can empty in 60 minutes.In how many minutes tank can be filled?

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#5

A can do a certain work in the same time in which B and C together can do it.If A and B together could do it in 10 days and C alone in 50 days then B alone could do it in?

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#6

A work twice as fast as B. I f B can complete a work in 12 days independently,the number of days in which A and B can together finish the work in?

20 Women can do a work in 16 days.Sixteen men can complete the same work in 15 days.What is the ration between the capacity of a man and a woman?

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