- 20 Marks
IMAC – JULY 2023 – L1 – Q3 – Standard Costing and Variance Analysis
Discuss differences between private and public sector entities and calculate standard costing variances for materials, labour, and overheads.
Question
a) Public Sector in Ghana includes the Metropolitan, Municipal and District Assemblies
(MMDA’s) and the Ministries, Departments and Agencies (MDA’s). The private sector
dominates in terms of numbers and are significantly different in operations from the public
sector.
Required:
In reference to the above statement, explain FOUR (4) key differences between a private
sector entity and a public sector entity. (10 marks)
b) Konka Ltd produces a product – “the telescope”.
Actual results for the period were:
Production: 430 units made
Materials: 1,075 kg were used.
1,200 kg of materials were purchased at a cost of GH¢17,700
Direct labour: 1,700 hours were worked at a cost of GH¢14,637
Variable production overheads expenditure: GH¢3,870.
The standard cost card for the product is as follows:
GH¢
Direct material 2 kg x GH¢15 30
Direct labour 4hrs x GH¢8.50 34
Variable overhead 4hrs x GH¢2.00 8
The cost card is based on production and sales of 450 units in each period.
The company values its inventories at standard cost.
Required:
Calculate the following variances for Konka Ltd:
i) Material price variance
ii) Material usage variance
iii) Labour rate variance
iv) Labour efficiency variance
v) Variable overhead expenditure variance
(10 marks)
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