Fred read that children usually learn to walk by the age of 12 months. if fred's little boy is not walking at 13 and 1/2 months, should fred be concerned?

There is only one copy machine at your office. you have to make 1000 copies of an expense report. after you begin copying, two other employees show up in the copy room. each has to make only 10 copies each. what is the proper etiquette in this situation?