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Optimum Company Uses Standard Costing for Direct Materials and Direct

question 78

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Optimum Company uses standard costing for direct materials and direct labour.Management would like to use standard costing for variable and fixed overhead.
The following monthly cost functions were developed for manufacturing overhead items:  Overhead Item  Cost Function  Indirect materials $1.00 per DLH  Indirect labour $1.25 per DLH  Utilities $0.50 per DLH  Insurance $10,000 Depreciation $40,000\begin{array}{lr}\text { Overhead Item } & \text { Cost Function } \\\text { Indirect materials } & \$ 1.00 \text { per DLH } \\\text { Indirect labour } & \$ 1.25 \text { per DLH } \\\text { Utilities } & \$ 0.50 \text { per DLH } \\\text { Insurance } & \$ 10,000 \\\text { Depreciation } & \$ 40,000\end{array} The cost functions are considered reliable within a relevant range of 20,000 to 40,000 direct labour hours.The company expects to operate at 25,000 direct labour hours per month.
Information for the month of June is as follows:  Actual overhead costs incurred:  Indirect materials $20,000 Indirect labour 30,000 Utilities 12,000 Insurance 11,000 Depreciation 40,000 Total $113,000 Actual direct labour hours worked: 24,000 Standard direct labour hours allowed for production achieved: 27,000\begin{array}{lr}\text { Actual overhead costs incurred: } & \\\text { Indirect materials } & \$ 20,000 \\\text { Indirect labour } & 30,000 \\\text { Utilities } & 12,000 \\\text { Insurance } & 11,000 \\\text { Depreciation } & 40,000\\\text { Total }&\$113,000\\\\\text { Actual direct labour hours worked: }&24,000\\\text { Standard direct labour hours allowed for production achieved: }&27,000\end{array} Required: A. Calculate the following standard manufacturing overhead rates based upon expected capacity:
1. Variable manufacturing overhead
2. Fixed manufacturing overhead rate
3. Total manufacturing overhead rate

B. Calculate the following variances:
1. Variable overhead spending variance
2. Variable overhead efficiency variance
3. Fixed overhead spending variance
4. Fixed overhead volume variance


Definitions:

Near Future

A term referring to the time period that is just ahead, often used in the context of anticipated events or trends.

Participatives

A leadership or organizational style that emphasizes involvement and participation of all members in decision-making processes.

Roots

The part of a plant that attaches it to the ground or to a support, typically underground, conveying water and nourishment to the rest of the plant.

Stability

The quality of being resistant to change and capable of maintaining a constant condition or staying steady.

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