A and B can finish a piece of work in 16 days and 12 days rempeye
w worked at it for 2 days. He was then joined by B. Find the com
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Answer:
it's 6.
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Step-by-step explanation:
Let whole work be W.
⇒ Work done by A in one day =
16
W
Work is done by B in one day =
12
W
⇒ A worked for 2 days =2×
16
W
=
8
W
A and B worked for x days ( let )
⇒
8
W
+x(
16
W
+
12
W
)=W
⇒x×
48
7
=
8
7
⇒x=6 days.
Hence, the answer is 6 days.
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