3. Harris Fabrics computes its plantwide predetermined overhead rate annually on the basis of direct-labor hours. At the beginning of the year it estimated that 20,000 direct labor hours at a cost of $300,000 would be required for the period's estimated level of production. The company also estimated $94,000 of fixed manufacturing costs for the coming period and variable manufacturing overhead of $2.00 per direct labor hour. Harris's actual manufacturing overhead cost for the year was $123,900 and its actual total direct labor was 21,000 A. Compute the company's plantwide predetermined overhead rate for the year 4, Taveras Corporation is currently operating at 9% of its available manufacturing capacity. It uses a joborder costing system with a plantwide predetermined overhead rate based on machine hours. At the beginning of the year, the company made the following estimates Machine hours required to support estimated production Fixed manufacturing overhead cost Variable manufacturing cost per machine-hour 165,000 $1,980,000 $2.00 A. Compute the plantwide predetermined overhead rate. B. During the year Job P90 was started, completed and sold to the customer for $2,500. The following information was available with respect to this job: Direct materials Direct Labor cost Machine-hours used $1,150 $830 72 B. Compute the total manufacturing costs assigned to Job P90. C. Upon comparing P90's sales revenue to its total manufacturing cost, the company's CFO said "If this exact same opportunity walked through our front door tomorrow, r'd turn it down rather than making it and selling it for $2,50o. What arguments can you make that are (1) in support of the CFO's statement and (2) against the CFO's statement