20 men can do a piece of work in 18 days. They worked together for 3 days, then 5 men joined. In how many days is the remaining work completed ?

20 men can do a piece of work in 18 days. They worked together for 3 d

1.	20 men can do a piece of work in 18 days. They worked together for 3 days, then 5 men joined. In how many days is the remaining work completed ?
A.	2 days
B.	4 days
C.	3 days
D.	5 days
Answer» B. 4 days