MA – L2 – Q24 – Standard costing and variance analysis

TRK Limited operates an absorption costing system and sells three products, B, R, and K, which are substitutes for each other. The following standard selling price and cost data relate to these three products:

Product Selling price per unit Direct material per unit Direct labour per unit
B GH₵14.00 3.00 kg at GH₵1.80 per kg 0.5 hrs at GH₵6.50 per hour
R GH₵15.00 1.25 kg at GH₵3.28 per kg 0.8 hrs at GH₵6.50 per hour
K GH₵18.00 1.94 kg at GH₵2.50 per kg 0.7 hrs at GH₵6.50 per hour

Budgeted fixed production overhead for the last period was GH₵81,000. This was absorbed on a machine hour basis. The standard machine hours for each product and the budgeted levels of production and sales for each product for the last period are as follows:

Product B R K
Standard machine hours per unit 0.3 hrs 0.6 hrs 0.8 hrs
Budgeted production and sales (units) 10,000 13,000 9,000

Actual volumes and selling prices for the three products in the last period were as follows:

Product B R K
Actual selling price per unit GH₵14.50 GH₵15.50 GH₵19.00
Actual production and sales (units) 9,500 13,500 8,500

Required:
(a) Calculate the sales price variance for overall sales for the last period.                                                                                                       (b) Calculate the sales volume profit variance for overall sales for the last period.

(a) Sales price variance

B R K Total
Actual sales GH₵ GH₵ GH₵ GH₵
9,500 × GH₵14.5 137,750
13,500 × GH₵15.5 209,250
8,500 × GH₵19 161,500
Should have sold for
9,500 × GH₵14 133,000
13,500 × GH₵15 202,500
8,500 × GH₵18 153,000
4,750 (F) 6,750 (F) 8,500 (F) 20,000 (F)

(b) Sales volume

B R K
Actual sales 9,500 13,500 8,500
Budgeted sales 10,000 13,000 9,000
(500) 500 (500)
Standard profit per unit 4 3 5
(2,000) 1,500 (2,500)