A work crew of 5 Men takes 6 days to complete one-half of a job. If 7 men are then added to the crew and the men continue to work at the same rate, how many days will it take the enlarged crew to do the rest of the job? Options
A) 2 1/2
B) 3
C) 3 1/3
D) 4
E) 4 4/5
Suppose 1 man can do work in X days..   so 5 men will do in ..   5/X=1/6*1/2 as half job is done   X=60   now 7 more are added then   12/60=1/2*1/d for remaining half job   d=2 1/2 Number of days   2 1/2
<result>A</result>
A work crew of 5 Men takes 6 days to complete one-half of a job. If 7 men are then added to the crew and the men continue to work at the same rate, how many days will it take the enlarged crew to do the rest of the job?