Correct option is D
Total Work = LCM of 18 and 36 = 36 unit
Efficiency of A and B are and unit per day respectively.
Work done by A and B together in 3 days = (2+1) unit
Remaining work = 36-9 = 27 unit
Remaining work done by B in
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A and B can do a piece of work in 18 and 36 days, respectively. They start working together but A leaves after 3 days. How much time will B take to complete the remaining work?
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