Supplementary Exercise for Chapters 1 and 2

 

 

  1. The following data were taken from the cost records of XX Co. for last year:
  2. Depreciation, factory

    Indirect labor

    Utilities, factory

    Insurance, factory

    Lubricants for machines

    Direct labor

    Purchases of raw materials

    $60,000

    100,000

    40,000

    10,000

    15,000

    200,000

    150,000

     

    Inventories at the beginning at ending of the year were as follows:

     

     

    Raw materials

    Work in process

    Finished goods

    01/01

    $10,000

    25,000

    30,000

    31/12

    $20,000

    5,000

    50,000

     

    Required:

     

    Prepare a schedule of cost of goods manufactured.

     

     

  3. The following costs relate to one month’s activity in YY Co.:

 

Indirect labor

Rent on factory building

Maintenance of equipment

Direct materials used

Utilities in factory

Direct labor

Selling expenses

Administrative expenses

Work in process, beginning

Work in process, ending

Finished gods, beginning

Finished goods, ending

$400

300

100

1,200

200

1,500

500

300

800

600

500

250

 

Required:

 

  1. Prepare a schedule of cost of goods manufactured.
  2. Determine the cost of goods sold for the month.

 

 

  1. ZZ has developed a new electronic device that he has decided to produce and market. The production facility will be in a nearby industrial park which ZZ will rent for $4,000 per month. Utilities will cost about $500 per month. He will use his personal computer, which was purchased for $3,000 last year, to monitor the production process. The computer will become obsolete before it wears out from use. The computer will be depreciated at the rate of $1,000 per year. He will rent production equipment at a monthly cost of $8,000. ZZ estimates the material cost per finished unit of product to be $50, and the labor cost to be $10. He will hire workers, and spend his time promoting the product. To do this he will quit his job that pays $4,500 per month. Advertising and promotion will cost $2,000 per month. ZZ will not draw any salary from the new company until it gets well established.

 

Required:

Complete the chart below (note: each single cost can have multiple assignments).

 

Product Cost

OC

SKC

VC

FC

DM

DL

MOH

SC

DC*

Facility rent

Utilities

Personal computer depreciation

Equipment rent

Material cost

Labor cost

Present Salary

Advertising

 

* between the alternatives of producing and not producing the device.

 

Note:

OC = opportunity cost; SKC = sunk cost;

VC = variable cost; FC = fixed cost;

DM = direct materials; DL = direct labor;

MOH = man. overhead; SC = selling cost;

DC = differential cost