Jack is evaluating two schedules. Schedule A will complete $16$ orders per day with $4$ staffs each working for $8$ hours a day. The hourly rate per labor is $$50.$ The overhead cost is $$400$ per day. Schedule B will complete $12$ orders per day with $2$ staffs each working for $6$ hours a day. The hourly rate per labor is $$60.$ The overhead cost is $$800$ per day. Which of the following statement is not true