Why is Incremental cost of buying the parts from the subcontractor and Increase in total profits wrong?

The Gilster Company, a machine tooling firm, has several plants. One plant, located in St. Cloud, Minnesota, uses a job order costing system for its batch production processes. The St. Cloud plant has two departments through which most jobs pass. Plant-wide overhead, which includes the plant manager's salary, accounting personnel, cafeteria, and human resources, is budgeted at $400,000. During the past year, actual plantwide overhead was $390,000. Each department's overhead consists primarily of depreciation and other machine-related expenses. Selected budgeted and actual data from the St. Cloud plant for the past year are as follows. For the coming year, the accountants at the St. Cloud plant are in the process of helping the sales force create bids for several jobs. Projected data pertaining only to job no. 110 are as follows. Would your response to part e change if the St. Cloud plant could use the facilities necessary to produce parts for job no. 110 for nother job that could earn an incremental profit of $33,000 ? The Gilster Company, a machine tooling firm, has several plants. One plant, located in St. Cloud, Minnesota, uses a job order costing system for its batch production processes. The St. Cloud plant has two departments through which most jobs pass. Plant-wide overhead, which includes the plant manager's salary, accounting personnel, cafeteria, and human resources, is budgeted at $400,000. During the past year, actual plantwide overhead was $390,000. Each department's overhead consists primarily of depreciation and other machine-related expenses. Selected budgeted and actual data from the St. Cloud plant for the past year are as follows. For the coming year, the accountants at the St. Cloud plant are in the process of helping the sales force create bids for several jobs. Projected data pertaining only to job no. 110 are as follows. Would your response to part e change if the St. Cloud plant could use the facilities necessary to produce parts for job no. 110 for nother job that could earn an incremental profit of $33,000