A certain number of men can finish a piece of work in 10 days. If however there were 10 men less it will take 10 days more for the work to be finished. How many men were there originally?

One Answer on this Question

1. This is Expert Verified Answer
   22 people found it helpful
   author link
   Lipimishra2

   Expert
   568 answers
   113.9K people helped

   Let the no. of men (originally) be x.
   x no. of men require 10 days.

   if however there were 10 men less it will take 10 days more for the work to be finished. ——> means x-10 men require 10+10=20 days.

   10x = 20 (x-10)
   x = 2x -20 => x = 20.

   Reply