A is half good a work man as B and together they finish a job in 15 days. In how many days working alone B finish the job?
Choose the correct choice.
A) 23	B) 22	C) 45/2	D) 36	E) 48
45/2   45/2   W45/2 = 1:2   2x + x = 1/15 =&gt; x = 1/45   2x = 2/45 =&gt; 45/2 days
<result>C</result>
A is half good a work man as B and together they finish a job in 15 days. In how many days working alone B finish the job?