A call center employs 1,000 agents. Every month 50 employees leave the company and 50 new employees are hired. a. How long on average does an agent work for this call center? Average working time Suppose the cost of hiring and training a new agent is $1,000. The manager of this call center belisves that increasing agerts' saliaries would keep them working langer at the company. The months manager wants to increase the average time that an agent works for the call center to 24 months, or two years. b-1. Given the current average working time for agents at this call center, determine the current annual cost for hiring and training Current annual cost s b-2. Assuming the average time that an agent works for the call center is incressed to 24 months, determine the new annual cost for hining and training. New annusal cost b-3. If the time an ag Anual saving ent works for the call center is increased to 24 months on average, how much could the company save an hining and training costs over a year