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Question 1
30 men can repair a road in 18 days. They are joined by 6 more workers. Now the road can be repaired in
Question 2
A certain job was assigned to a group of men to do it in 20 days. But 12 men did not turn up for the job and the remaining men did the job in 32 days. The original number of men in group was _______.
Question 3
A and B together can finish a piece of work in 20 days, B and C in 10 days and C and A in 12 days, then A,B,C jointly can finish the same work in
Question 4
A and B working together; can do a piece of work in 
hours. B and C working together can do it in 3 hours. C and A working together can do it in 
hours. All of them begin the work at the same time. Find how much time they will take to finish the piece of work
hours. B and C working together can do it in 3 hours. C and A working together can do it in hours. All of them begin the work at the same time. Find how much time they will take to finish the piece of workQuestion 5
A can do a piece of work in 4 h, B and C can do it in 3h. A and C can do it in 2 h. How long will B alone take to do it?
Question 6
If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?
Question 7
Twenty women together can complete a work in 16 days. 16 men together can complete the same work in 15 days. The ratio of the working capacity of a man to that of a woman is:
Question 8
In a camp of 160 students, provisions are available for 10 days. If 40 more students join the camp then for how long will the provision last?
Question 9
A can do a piece of work in 18 days. B in 27 days and C in 36 days. They start working together but only C work till the completion. A leaves 7 days and B leaves 8 days before the completion of work. The whole work was completed in
Question 10
A and B, working separately can complete a task in 6 and 4 hours respectively. If they work in stretches of one hour alternately, A beginning at 9 am, when will the task be completed?
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Nov 20SSC & Railway
