A can complete a work in 15 days and B can complete a work in 10 days.B starts work and left after 5 days.In how many day the remaining work will done by A.
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Answered by
0
In 10 days the work will be done by 'A'
Answered by
0
Answer:
12 days
Step-by-step explanation:
(A+B)'s 1 day's work (
15
1
+
10
1
)=
6
1
Work done by A and B in 2 days =(
6
1
×2)=
3
1
Remaining work =(1−
3
1
)=
3
2
Now,
15
1
work done by A in 1 day.
∴
3
2
work will be done by A in (15×
3
2
)=10 days.
Hence, the total time taken =(10+2)=12 days.
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