A can do 1/3 rd of a work in 5 days and B can do 2/5 th of this work in 10 days. Both A and B, together can do the work in

A can do 1/3 rd of a work in 5 days and B can do 2/5 th of this work i

1.	A can do 1/3 rd of a work in 5 days and B can do 2/5 th of this work in 10 days. Both A and B, together can do the work in
A.	<table><tr><td rowspan="2">7</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td><td rowspan="2">days </td></tr><td align="center">8</td></table>
B.	<table><tr><td rowspan="2">8</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4</center></td><td rowspan="2">days </td></tr><td align="center">5</td></table>
C.	<table><tr><td rowspan="2">9</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td><td rowspan="2">days </td></tr><td align="center">8</td></table>
D.	10 days
Answer» D. 10 days

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A can do 1/3 rd of a work in 5 days and B can do 2/5 th of this work in 10 days. Both A and B, together can do the work in

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