Question

In: Accounting

Adler ​& Company is an architectural firm specializing in home remodelling for private clients and new...

Adler ​& Company is an architectural firm specializing in home remodelling for private clients and new office buildings for corporate clients. Adler ​& Company charges customers at a billing rate equal to 127​% of the​ client's total job cost. A​ lient's total job cost is a combination of​ (1) professional time spent on the client ​($70 per hour cost of employing each​ professional) and​ (2) operating overhead allocated to the​ client's job. Adler allocates operating overhead to jobs based on professional hours spent on the job. Adler estimates its five professionals will incur a total of​ 10,000 professional hours working on client jobs during the year.

ll operating costs other than professional salaries​ (travel reimbursements, copy​ costs, secretarial​ salaries, office​ lease, and so​ forth) can be assigned to the three activities. Total activity​ costs, cost​ drivers, and total usage of those cost drivers are estimated as​ follows:

Total

Total Usage

Total Usage

Activity

by Corporate

by Private

Activity

Cost

Cost Driver

Clients

Clients

Transporation to clients . . . . . .

$11,000

Round-trip

mileage to clients . . .

4,500

kilometres

10,500

km

Blueprint copying . . . . . . . . . . .

42,000

Number of copies . . . . . .

400

copies

600

copies

Office support . . . . . . . . . . . . . .

199,000

Secretarial time . . . . . . .

2,200

secretarial

2,800

secretarial

hours

hours

Total operating overhead . . . .

$252,000

Amy Lee hired Adler ​& Company to remodel her kitchen. A total of 33 professional hours were incurred on this job. In​ addition, Amy's remodelling job required one of the professionals to travel back and forth to her house for a total of 132 km. The blueprints had to be copied four times because Amy changed the plans several times. In​ addition, 19 hours of secretarial time were used lining up the subcontractors for the job.

1.

Calculate the current indirect cost allocation rate per professional hour.

2.

Calculate the amount that would be billed to Amy Lee given the current costing structure.

3.

Calculate the activity cost allocation rates that could be used to allocate operating overhead costs to client jobs.

4.

Calculate the amount that would be billed to Amy Lee using ABC costing.

5.

Which type of billing system is fairer to​ clients? Explain.

Requirement 1. Calculate the current indirect cost allocation rate per professional hour. ​(Round your answer to the nearest​ cent.)

The current indirect cost allocation rate per professional hour is .....$ .

Requirement 2. Calculate the amount that would be billed to Amy Lee given the current costing structure.

Determine the​ formula, then calculate the amount that would be billed to Amy Lee given the current costing structure. ​(Round all calculations to the nearest​ cent.)

x

=

Amount billed to client

x

=

Requirement 3. Calculate the activity cost allocation rates that could be used to allocate operating overhead costs to client jobs.

Determine the​ formula, then calculate the activity cost allocation rates that could be used to allocate operating overhead costs to client jobs. ​(Round your final answers to the nearest​ cent.)

/

=

Activity allocation rate

Transportation to clients

/

=

/ km

Blueprint copying

/

=

/ copy

Office support

/

=

/ secretarial hour

Requirement 4. Calculate the amount that would be billed to Amy Lee using ABC costing.

Determine the​ formula, then calculate the amount that would be billed to Amy Lee using ABC costing. ​(Round all calculations to the nearest​ cent.)

x

=

Amount billed to client

x

=

Requirement 5. Which type of billing system is fairer to​ clients? Explain.

The

ABC

traditional

billing system should be fairer to clients because they are charged according to

the direct labour hours on the job

the resources they used

the total hours on the job

.

For​ example, copying blueprints is

not expensive

very expensive

. Under the fairer​ system, clients are charged

a set one time fee for

according to the number of

blueprint copies that their job required. The fairer system better recognized the extent to which

operating

receiving

selling

costs are incurred by each unique client job.

Solutions

Expert Solution

1 Indirect cost allocation rate = Total operating overhead ÷ Total professional hours
$252,000 ÷ 10,000
$25.20 per professional hour
2 Professional Fees 33 hrs x $70 = $2,310
Overhead assigned 33 hrs x $25.20 = $831.60
Total Cost $3,141.60
x 127% x 127%
Amount billed to client $                                       3,989.83
3 Activity Allocation rates:
A B C = A/B
Total Total Usage Total Usage Total Activity Rate
Activity by Corporate by Private Activity
Activity Cost Cost Driver Clients Clients Usage
Transporation to clients       $11,000 Round-trip mileage to clients     4,500 Kms 10,500 Kms      15,000           0.73 Per KM
Blueprint copying                                             42,000 Number of copies              400 copies        600 copies         1,000               42 Per Copy
Office support                                              199,000 Secretarial time            2,200 secretarial hrs     2,800 secretarial hrs         5,000         39.80 Per Sec. Hr
Total operating overhead $252,000
4 Professional Fees 33 hrs x $70 = $2,310
Overhead assigned:
Transporation to clients       132 KM x $0.73 = $96.36
Blueprint copying            4 copy x $42 = $168
Office support               19 Sec. hrs x $39.80 = $756.20
Total Cost $3,330.56
x 127% x 127%
Amount billed to client $                                       4,229.81
5 The ABC billing system should be fairer to clients because they are charged according to the resources they used For example, copying blueprints is very expensive Under the fairer system, clients are charged according to the number of blueprint copies that their job required. The fairer system better recognized the extent to which operating costs are incurred by each unique client job.

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