A contractor has two teams of workers : team A and team B. Team A can complete a job in 12
days and team B can do the same job in 36 days. Team A starts working on the job and team B
joins team A after four days. The team A withdraws after two more days. For how many more days
should team B work to complete the job ?
Answers
Answered by
1
Let total worker in team A be x
Let total worker in team B be y
Given 12 x = 36 y
x = 3y
Per worker work done per day be W.
total work 36 × W × y
36Wy = 6 × Wx + MWy
M = 2 + Number of more days.
36 y = 18 y + My
M = 18y + My
M = 18
Hence 16 more days
Let total worker in team B be y
Given 12 x = 36 y
x = 3y
Per worker work done per day be W.
total work 36 × W × y
36Wy = 6 × Wx + MWy
M = 2 + Number of more days.
36 y = 18 y + My
M = 18y + My
M = 18
Hence 16 more days
Answered by
0
16 more day.............
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