Each employee is paid $$30$ per hour. Machine downtime is valued at $$75$ per hour. From an economic point of view, should one or two employees handle the machine repair operation? Explain. If required, round your answers to two decimal places.

Cost of one employee system: $ fill in the blank $11$

Cost of two employees system: $ fill in the blank $12$

From an economic point of view,

should handle the machine repair operation.