Winkle, Kotter, and Zale is a small law firm that contains 10 partners and 12 support persons. The firm employs a job-order costing system to accumulate costs chargeable to each client, and it is organized into two departmentsthe Research and Documents Department and the Litigation Department. The firm uses predetermined overhead rates to charge the costs of these departments to its clients. At the beginning of the current year, the firm's management made the following estimates for the year:

	Department
	Research and Documents	Litigation
Research-hours	20,400	-
Direct attorney-hours	8,700	16,100
Materials and supplies	$18,200	$5,400
Direct attorney cost	$430,500	$801,000
Departmental overhead cost	$714,000	$320,400

The predetermined overhead rate in the Research and Documents Department is based on research-hours, and the rate in the Litigation Department is based on direct attorney cost.

The costs charged to each client are made up of three elements: materials and supplies used, direct attorney costs incurred, and an applied amount of overhead from each department in which work is performed on the case.

Case 618-3 was initiated on February 10 and completed on June 30. During this period, the following costs and time were recorded on the case:

	Department
	Research and Documents	Litigation
Research-hours	15
Direct attorney-hours	9	42
Legal forms and supplies	$52	$28
Direct attorney cost	$410	$1,900

Required:
1-a.	Compute the predetermined overhead rates used during the year in the Research and Documents Department.

1-b.	Compute the predetermined overhead rate used during the year in the Litigation Department.

2.	Using the rates you computed in (1) above, compute the total overhead cost applied to Case 6183.

3.	What would be the total cost charged to Case 6183? Show computations by department and in total for the case.

4.	At the end of the year, the firms records revealed the following actual cost and operating data for all cases handled during the year:

	Department
	Research and Documents	Litigation
Research-hours	23,300
Direct attorney-hours	8,500	15,200
Legal forms and supplies	$19,900	$5,500
Direct attorney cost	$400,000	$725,800
Departmental overhead cost	$770,600	$300,200

	Determine the amount of underapplied or overapplied overhead cost in each department for the year.