A and B can complete a piece of work in 12 and 18 days respectively. A begins to do the work and they work alternatively one at a time for one day each. The whole work will be completed in

A and B can complete a piece of work in 12 and 18 days respectively. A

1.	A and B can complete a piece of work in 12 and 18 days respectively. A begins to do the work and they work alternatively one at a time for one day each. The whole work will be completed in
A.	<table><tr><td rowspan="2">14</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><tr><td style="text-align: center;">3</td></tr></table>
B.	<table><tr><td rowspan="2">15</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">days</td></tr><tr><td style="text-align: center;">3</td></tr></table>
C.	<table><tr><td rowspan="2">16</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><tr><td style="text-align: center;">3</td></tr></table>
D.
E.	<table><tr><td rowspan="2">18</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">days</td></tr><tr><td style="text-align: center;">3</td></tr></table>
Answer» B. <table><tr><td rowspan="2">15</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">days</td></tr><tr><td style="text-align: center;">3</td></tr></table>

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A and B can complete a piece of work in 12 and 18 days respectively. A begins to do the work and they work alternatively one at a time for one day each. The whole work will be completed in

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