M6 A4. A restaurant's reservation agent takes reservations for dinner by telephone. If he is already on the phone when a patron calls to make a reservation, the incoming call is answered automatically, and the customer is asked to wait for the agent. As soon as the agent is free, the patron who has been on hold the longest is transferred to the agent to be served. Calls for reservations come in at a rate of about 17 per hour. The agent is able to make a reservation in an average of three minutes. The agent is paid $13 per hour. The restaurant estimates that that the restaurant loses $20 due to goodwill and dissatisfaction for every hour customers are waiting to talk to an agent. What is the hourly system cost for the situation where the restaurant has only one agent to take calls? (Enter two decimal places) The restaurant is considering adding a second agent who would also be paid $13 per hour. What is the hourly system cost for the situation where the restaurant has two agents to take calls? (Enter two decimal places) Should the restaurant hire the second agent? a) b) c)