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A forms a wall in 10 days and B forms it in 15 days. A and B start the work of forming wall together but after 2 days A leaves the work. How many days are required for making the remaining wall by B?
Another 10 days.
Per day A does 1/10 of the wall and B 1/15 of the wall.
After the 2nd day 2*1/10 + 2*1/15 = 5/15 of the wall has been completed.
B needs another 10 days to finish the wall.
One Day work of both (A+B)=1/10+1/15
Two Days work of (A+B)=2/6
Time taken by B to complete the remaining work-2*15/3
P is able to do a piece of work in 15 days and Q can do the same work in 10 days. If they can work together for 2 days, what is the fraction of work left?
A and B can complete a work in 12 days. B and C can complete the same work in 18 days. C and A can complete in 24 days. How many days will take for A, B and C combined together to complete the same amount of work?
Dhoni can do a piece of work in 80 days. He works at it for 10 days and then Virat alone finishes the work in 42 days.
How many number of days would be taken by the two together to finish the work.
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