a contract was signed to complete a job in 30 days. after how many days can 5 men leave then so that the job can be completed in 35 days  Select the correct option:
A) 30 days.  B) 35 days.  C) 45 days.  D) 55 days.  E) 65 days.
If no of men used initially is x, then after (35-x) days 5 men can leave so that the job can be completed in 35 days.   ANSWER:35 days.
<result>B</result>
a contract was signed to complete a job in 30 days. after how many days can 5 men leave then so that the job can be completed in 35 days