Vacumatic, inc. uses the fifo method in its process costing system. the following data concern the operations of the company's first processing department, assembly, for a recent month.
work-in-process, beginning:
units in process 700
percent complete with respect to materials 50 %
percent complete with respect to conversion 10 %
costs in the beginning inventory:
materials cost $ 595
conversion cost $ 2,093
units started into production during the month 14,000
units completed and transferred out 14,600
costs added to production during the month:
materials cost $ 21,465
conversion cost $ 440,618
work-in-process, ending:
units in process 100
percent complete with respect to materials 60 %
percent complete with respect to conversion 60 %
required: using the fifo method:
a. determine the equivalent units of production for materials and conversion costs.
b. determine the cost per equivalent unit for materials and conversion costs.
c. determine the cost of ending work-in-process inventory.
d. determine the cost of units transferred out of the department during the month.

Laval produces lamps and home lighting fixtures. its most popular product is a brushed aluminum desk lamp. this lamp is made from components shaped in the fabricating department and assembled in the assembly department. information related to the 22,000 desk lamps produced annually follows. direct materials $280,000direct labor fabricating department (8,000 dlh × $24 per dlh) $192,000assembly department (16,600 dlh × $26 per dlh) $431,600machine hours fabricating department $15,200mhassembly department $20,850mhexpected overhead cost and related data for the two production departments follow. fabricating assemblydirect labor hours 150,000dlh 295,000dlhmachine hours 161,000mh 128,000mhoverhead cost $400,000 430,000required1. determine the plantwide overhead rate for laval using direct labor hours as a base.2. determine the total manufacturing cost per unit for the aluminum desk lamp using the plantwide overhead rate.3. compute departmental overhead rates based on machine hours in the fabricating department and direct labor hours in the assembly department.4. use departmental overhead rates from requirement 3 to determine the total manufacturing cost per unit for the aluminum desk lamps.