A and B together can do a piece of work in 4 days. If A alone can do the same work in 20 days, then B alone can do the same work in?
Pick one:
A) 0.35 days  B) 0.45 days  C) 0.55 days  D) 0.25 days  E) 0.2 days
B = 1/4 – 1/20 =0.2 days   ANSW0.2 daysR:0.2 days
<result>E</result>
A and B together can do a piece of work in 4 days. If A alone can do the same work in 20 days, then B alone can do the same work in?