If 6 Men Can Do A Piece Of Work In 14 Days, How Many Men Are Needed To Do The Work In 21 Days?

If 6 Men Can Do A Piece Of Work In 14 Days, How Many Men Are Needed To Do The W… Read more If 6 Men Can Do A Piece Of Work In 14 Days, How Many Men Are Needed To Do The Work In 21 Days?