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A can do a piece of work in 20 days whic...

A can do a piece of work in 20 days which B can do in 12 days. B worked at it for 9 days. A can finish the remaining work in

A

3 days

B

5 days

C

7 days

D

11 days

Text Solution

Verified by Experts

The correct Answer is:
B
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