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Question 1
A and B can complete a work together in 12 days while A and C together can do 13/16 of work in 9 days. C alone can complete the work in 36 days. If they are employed for a work at total wage Rs.2160 per day then find the per day wage of B and C together.
Question 2
The efficiency of X, Y and Z are in the ratio of 2:5:3. X can complete a work in 10 days alone. If Y is paid Rs.450 per day, then in how many days will the work will be completed if they work together and what wage X get after work completion?
Question 3
A can do a work in 15 days and B in 20 days. If they work on it together for 5 days, then what fraction of work is left?
Question 4
8 men can do a work in 12 days. After 6 days of work, 4 more men were engaged to finish the work. In how many days would the remaining work be completed?
Question 5
A and B together takes 8 days, B and C together takes 12 days and A and C together takes 16 days to complete a job. Then for the same job A alone will take:
Question 6
A and B can complete a job in 50 days and 25 days respectively. A alone works for 2 days and then B alone works next day. Again, A alone works for 2 days and B alone works next day. If they continue in this manner, in how many days work will be completed?
Question 7
Working together A and B can do a job in 40 days, B and C in 36 days and all three together in 24 days. In how many days can B alone do the job?
Question 8
If 5 men or 8 women can do a piece of work in 12 days, how many days will be taken by 2 men and 4 women to do the some work?
Question 9
If 1 man or 2 women or 3 boys can do a work in 94 days, then in how many days will 3 men, 5 women and 7 boys do the same work.
Question 10
A and B can do a piece of work in 16 days and 15 days. As they were ill, they could do 80% and 60% of their efficiency respectively. How many days will they take to complete the work together.
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Jun 7SSC & Railway
