capacity of doing work of A is double than B.if both together finish a work in 12 days,then B alone in how many days will finish the work? Pick
A) 24 days	B) 27 days	C) 36 days	D) 48 days	E) 30 days
let B do work in 1 day=x,then A do work in 1 day=2x   (x+2x)=1/12=3x=1/12,x=1/36   work of B in 1 day=1/36   B alone finish the work in 36 days   answer 36 days
<result>C</result>
capacity of doing work of A is double than B.if both together finish a work in 12 days,then B alone in how many days will finish the work?