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The cordless phone manufacturing division of a Denver-based consumer electronics

ID: 2418991 • Letter: T

Question

The cordless phone manufacturing division of a Denver-based consumer electronics company uses activity-based accounting. For simplicity, assume that its accountants have identified only the following three activities and related cost drivers for indirect production costs.

                    Activity                                             Cost Driver

            Materials handling                              Direct-materials cost

            Engineering                                          Engineering change notices

            Power                                                  Kilowatt hours

Three types of cordless phones are produced: Senior, Basic, and Deluxe. Direct costs and cost-driver activity for each product for a recent month are as follows:

Senior Basic Deluxe  

Direct-materials cost                   $ 25,000                   $5,000                     $ 125,000

Direct-labor cost                          $ 4,000                   $1,000                     $    3,000

Kilowatt hours                               50,000                 200,000                       150,000

Engineering change notices 13                            5                                  2

Indirect production cost for the month was:

                                 Materials handling                                          $   8,000

                                 Engineering                                                        20,000

                                 Power                                                                 16,000

                                 Total indirect production cost                        $ 44,000

Required:

1. Compute the indirect production cost allocated to each product with the activity-based costing system.

2. Suppose all indirect production costs had been allocated to products in proportion to their direct-labor costs. Compute the indirect production allocated to each product.

3. In which product costs, those in Requirement 1 or those in Requirement 2, do you have the most confidence? Why?

Explanation / Answer

Actvity Cost driven Material Handlng Direct material cost Engineering Engineering change notices Power Kilowatt hour SA 2 SA 5 SA 9 Direct material cost 25000 5000 125000 Direct Labour cost 4000 1000 3000 Kilowatt Hour 50000 200000 150000 Engineering changes notices 13 5 2 Indirect production cost Material handling 8000 Engineering 20000 Power 16000 Total Indirect Production cost 44000 1 Cordless Phone SA 2 SA   5 SA   9 Total Material Handling 1290.323 258.0645 6451.613 8000 Engineering 13000 5000 2000 20000 Power 2000 8000 6000 16000 Total 16290.32 13258.06 14451.61 44000 2 Cordless Phone SA 2 SA   5 SA   9 Total Indirect cost 22000 5500 16500 44000 3 Activity based costing provides more reliable and accurte view of product cost.Acivity based costing estimates every activity used for manufacturing a particular product instead of using single per unit criteia like on the basis of direct labour cost, so (1) method is more reliable than (2).