<PRE><B>Question 518143</B>
if it takes 200 workers to build 2 miles of road in 3 weeks
:
Find how many man-weeks to build 1 mi
{{{(200*3)/2}}} = 300 man-weeks per mile
:
 how many workers would it take to build 5 miles in 6 weeks?
;
Let m = no. of men required to build 5 mi in 6 weeks
6m = 5(300)
6m = 1500
m = 1500/6
m = 250 men to build 5 mi in 6 weeks</PRE>