A is half good a work man as B and together they finish a job in 18 days. In how many days working alone B finish the job?	Choose the correct choice from the following options
A) 27 days  B) 21 days  C) 17 days  D) 18 days  E) 19 days
WC = 1:2   2x + x = 1/18 =&gt; x = 1/54   2x = 1/54 =&gt; 27 days   27 daysnswer:27 days
<result>A</result>
A is half good a work man as B and together they finish a job in 18 days. In how many days working alone B finish the job?