A manufacturing company operates a system of standard costing.

Information concerning its Department A is as follows:

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Total variable overheads () Total fixed overheads () Budgeted Actual 400 000 500 000 600 000 10 000 560 000 12.000 Volume of production (standard machine hours) Units produced 200 (a) Calculate (i) the standard variable overhead rate; (ii) the standard fixed overhead rate; (iii) the standard hours to produce one unit. (b) Using your answers to (a) calculate: (i) total variable overhead variance; (ii) variable overhead spending variance; (iii) variable overhead efficiency variance; (c) Using your answers to (a) calculate: (i) total fixed overhead variance; (ii) fixed overhead spending variance; (iii) fixed overhead volume variance. 280